Finding the Fourth Proportional to 79,625,833.62, 109,876,645.08 and 44,340,972.45
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Solution
The fourth proportional to 79,625,833.62, 109,876,645.08 and 44,340,972.45 is: 61,186,640.95
Step by Step Solution
- Step 1: Write the proportion equation
79,625,833.62 : 109,876,645.08 = 44,340,972.45 : x - Step 2: Convert to fraction form
79,625,833.62/109,876,645.08 = 44,340,972.45/x - Step 3: Cross multiply
79,625,833.62x = 109,876,645.08 × 44,340,972.45 - Step 4: Simplify right side
79,625,833.62x = 4,872,037,292,390,708 - Step 5: Solve for x
x = 4,872,037,292,390,708/79,625,833.62 - Step 6: Final answer
x = 61,186,640.95
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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.