Finding the Fourth Proportional to 75,761,815.68, 113,644,840.84 and 24,643,834.68
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Solution
The fourth proportional to 75,761,815.68, 113,644,840.84 and 24,643,834.68 is: 36,966,440.74
Step by Step Solution
- Step 1: Write the proportion equation
75,761,815.68 : 113,644,840.84 = 24,643,834.68 : x - Step 2: Convert to fraction form
75,761,815.68/113,644,840.84 = 24,643,834.68/x - Step 3: Cross multiply
75,761,815.68x = 113,644,840.84 × 24,643,834.68 - Step 4: Simplify right side
75,761,815.68x = 2,800,644,669,895,872.50 - Step 5: Solve for x
x = 2,800,644,669,895,872.50/75,761,815.68 - Step 6: Final answer
x = 36,966,440.74
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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.