document.write( "Question 1081780: David would like to invest in an account that earns 3.7% interest compounded semiannually. If he wants to have $50,000 in the account 30 years from now, how much must David invest?
\n" ); document.write( " \n" ); document.write( "
Algebra.Com's Answer #695824 by math_helper(2461)\"\" \"About 
You can put this solution on YOUR website!
\"+F+=+P+%2A+%281%2Br%2Fn%29%5E%28nt%29+\"\r
\n" ); document.write( "\n" ); document.write( "where:
\n" ); document.write( "F=future value
\n" ); document.write( "P=present value
\n" ); document.write( "r=rate (as a decimal)
\n" ); document.write( "n=number of compounding periods per year
\n" ); document.write( "t=number of years
\n" ); document.write( "————
\n" ); document.write( " \"+50000+=+P%281%2B%280.037%2F2%29%29%5E%282%2A30%29+\"
\n" ); document.write( " \"++50000+=+P%281.0185%29%5E60+\"
\n" ); document.write( " \"++50000+=+P%2A3.0037377+\"
\n" ); document.write( " \"++P+=+50000%2F3.0037377+\"
\n" ); document.write( " P = $ \"+highlight%28+16645.93+%29\" \n" ); document.write( "
\n" );