Finding the Fourth Proportional to 16,607,366.80, 24,915,715.80 and 8,087,981.20
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Solution
The fourth proportional to 16,607,366.80, 24,915,715.80 and 8,087,981.20 is: 12,134,244.00
Step by Step Solution
- Step 1: Write the proportion equation
16,607,366.80 : 24,915,715.80 = 8,087,981.20 : x - Step 2: Convert to fraction form
16,607,366.80/24,915,715.80 = 8,087,981.20/x - Step 3: Cross multiply
16,607,366.80x = 24,915,715.80 × 8,087,981.20 - Step 4: Simplify right side
16,607,366.80x = 201,517,840,974,942.97 - Step 5: Solve for x
x = 201,517,840,974,942.97/16,607,366.80 - Step 6: Final answer
x = 12,134,244.00
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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.