Finding the Fourth Proportional to 5,572,082.23, 8,358,125.18 and 3,678,380.80
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Solution
The fourth proportional to 5,572,082.23, 8,358,125.18 and 3,678,380.80 is: 5,517,572.41
Step by Step Solution
- Step 1: Write the proportion equation
5,572,082.23 : 8,358,125.18 = 3,678,380.80 : x - Step 2: Convert to fraction form
5,572,082.23/8,358,125.18 = 3,678,380.80/x - Step 3: Cross multiply
5,572,082.23x = 8,358,125.18 × 3,678,380.80 - Step 4: Simplify right side
5,572,082.23x = 30,744,367,146,821.32 - Step 5: Solve for x
x = 30,744,367,146,821.32/5,572,082.23 - Step 6: Final answer
x = 5,517,572.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.