Finding the Fourth Proportional to 68,559,207.87, 102,839,414.63 and 17,441,280.75
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Solution
The fourth proportional to 68,559,207.87, 102,839,414.63 and 17,441,280.75 is: 26,162,074.48
Step by Step Solution
- Step 1: Write the proportion equation
68,559,207.87 : 102,839,414.63 = 17,441,280.75 : x - Step 2: Convert to fraction form
68,559,207.87/102,839,414.63 = 17,441,280.75/x - Step 3: Cross multiply
68,559,207.87x = 102,839,414.63 × 17,441,280.75 - Step 4: Simplify right side
68,559,207.87x = 1,793,651,102,640,281 - Step 5: Solve for x
x = 1,793,651,102,640,281/68,559,207.87 - Step 6: Final answer
x = 26,162,074.48
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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.