Finding the Fourth Proportional to 52,799,626.26, 72,863,646.16 and 29,279,819.08
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Solution
The fourth proportional to 52,799,626.26, 72,863,646.16 and 29,279,819.08 is: 40,406,240.12
Step by Step Solution
- Step 1: Write the proportion equation
52,799,626.26 : 72,863,646.16 = 29,279,819.08 : x - Step 2: Convert to fraction form
52,799,626.26/72,863,646.16 = 29,279,819.08/x - Step 3: Cross multiply
52,799,626.26x = 72,863,646.16 × 29,279,819.08 - Step 4: Simplify right side
52,799,626.26x = 2,133,434,377,073,936.50 - Step 5: Solve for x
x = 2,133,434,377,073,936.50/52,799,626.26 - Step 6: Final answer
x = 40,406,240.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.