Finding the Fourth Proportional to 67,391,284.77, 101,024,925.71 and 36,640,927.53
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Solution
The fourth proportional to 67,391,284.77, 101,024,925.71 and 36,640,927.53 is: 54,927,680.84
Step by Step Solution
- Step 1: Write the proportion equation
67,391,284.77 : 101,024,925.71 = 36,640,927.53 : x - Step 2: Convert to fraction form
67,391,284.77/101,024,925.71 = 36,640,927.53/x - Step 3: Cross multiply
67,391,284.77x = 101,024,925.71 × 36,640,927.53 - Step 4: Simplify right side
67,391,284.77x = 3,701,646,981,480,539 - Step 5: Solve for x
x = 3,701,646,981,480,539/67,391,284.77 - Step 6: Final answer
x = 54,927,680.84
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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.