Finding the Fourth Proportional to 11,033,353.60, 16,512,705.60 and 9,689,660.80
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Solution
The fourth proportional to 11,033,353.60, 16,512,705.60 and 9,689,660.80 is: 14,501,711.99
Step by Step Solution
- Step 1: Write the proportion equation
11,033,353.60 : 16,512,705.60 = 9,689,660.80 : x - Step 2: Convert to fraction form
11,033,353.60/16,512,705.60 = 9,689,660.80/x - Step 3: Cross multiply
11,033,353.60x = 16,512,705.60 × 9,689,660.80 - Step 4: Simplify right side
11,033,353.60x = 160,002,516,154,260.50 - Step 5: Solve for x
x = 160,002,516,154,260.50/11,033,353.60 - Step 6: Final answer
x = 14,501,711.99
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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.