Finding the Fourth Proportional to 39,207,622.80, 58,811,434.20 and 24,894,145.20
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Solution
The fourth proportional to 39,207,622.80, 58,811,434.20 and 24,894,145.20 is: 37,341,217.80
Step by Step Solution
- Step 1: Write the proportion equation
39,207,622.80 : 58,811,434.20 = 24,894,145.20 : x - Step 2: Convert to fraction form
39,207,622.80/58,811,434.20 = 24,894,145.20/x - Step 3: Cross multiply
39,207,622.80x = 58,811,434.20 × 24,894,145.20 - Step 4: Simplify right side
39,207,622.80x = 1,464,060,382,395,045.75 - Step 5: Solve for x
x = 1,464,060,382,395,045.75/39,207,622.80 - Step 6: Final answer
x = 37,341,217.80
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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.