Finding the Fourth Proportional to 25,715,121.81, 38,572,899.05 and 6,545,882.13
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Solution
The fourth proportional to 25,715,121.81, 38,572,899.05 and 6,545,882.13 is: 9,818,878.26
Step by Step Solution
- Step 1: Write the proportion equation
25,715,121.81 : 38,572,899.05 = 6,545,882.13 : x - Step 2: Convert to fraction form
25,715,121.81/38,572,899.05 = 6,545,882.13/x - Step 3: Cross multiply
25,715,121.81x = 38,572,899.05 × 6,545,882.13 - Step 4: Simplify right side
25,715,121.81x = 252,493,650,593,688.94 - Step 5: Solve for x
x = 252,493,650,593,688.94/25,715,121.81 - Step 6: Final answer
x = 9,818,878.26
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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.