Answer
There will be a deficiency of $301, 062.4
Work Step by Step
Future value of an ordinary annuity of 620,000 at 10% for 15 years:
(620,000 X 31.77248) 19,698,937.6
Deficiency = 20,000,000 – 19,698,937.6 = $301, 062.4
**We use the future value tables to obtain the value 31.77248.