Finding the Fourth Proportional to 11,088,276.40, 16,632,414.60 and 8,102,292.40
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Solution
The fourth proportional to 11,088,276.40, 16,632,414.60 and 8,102,292.40 is: 12,153,438.60
Step by Step Solution
- Step 1: Write the proportion equation
11,088,276.40 : 16,632,414.60 = 8,102,292.40 : x - Step 2: Convert to fraction form
11,088,276.40/16,632,414.60 = 8,102,292.40/x - Step 3: Cross multiply
11,088,276.40x = 16,632,414.60 × 8,102,292.40 - Step 4: Simplify right side
11,088,276.40x = 134,760,686,407,229.05 - Step 5: Solve for x
x = 134,760,686,407,229.05/11,088,276.40 - Step 6: Final answer
x = 12,153,438.60
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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.