Finding the Fourth Proportional to 53,400,965.67, 80,104,550.00 and 20,611,721.79
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Solution
The fourth proportional to 53,400,965.67, 80,104,550.00 and 20,611,721.79 is: 30,918,779.80
Step by Step Solution
- Step 1: Write the proportion equation
53,400,965.67 : 80,104,550.00 = 20,611,721.79 : x - Step 2: Convert to fraction form
53,400,965.67/80,104,550.00 = 20,611,721.79/x - Step 3: Cross multiply
53,400,965.67x = 80,104,550.00 × 20,611,721.79 - Step 4: Simplify right side
53,400,965.67x = 1,651,092,698,610,086 - Step 5: Solve for x
x = 1,651,092,698,610,086/53,400,965.67 - Step 6: Final answer
x = 30,918,779.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.