Finding the Fourth Proportional to 6,377,647.28, 9,561,418.95 and 3,181,128.08
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Solution
The fourth proportional to 6,377,647.28, 9,561,418.95 and 3,181,128.08 is: 4,769,172.23
Step by Step Solution
- Step 1: Write the proportion equation
6,377,647.28 : 9,561,418.95 = 3,181,128.08 : x - Step 2: Convert to fraction form
6,377,647.28/9,561,418.95 = 3,181,128.08/x - Step 3: Cross multiply
6,377,647.28x = 9,561,418.95 × 3,181,128.08 - Step 4: Simplify right side
6,377,647.28x = 30,416,098,306,489.11 - Step 5: Solve for x
x = 30,416,098,306,489.11/6,377,647.28 - Step 6: Final answer
x = 4,769,172.23
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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.