Finding the Fourth Proportional to 12,073,760.38, 16,660,275.95 and 8,162,027.57
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Solution
The fourth proportional to 12,073,760.38, 16,660,275.95 and 8,162,027.57 is: 11,262,574.99
Step by Step Solution
- Step 1: Write the proportion equation
12,073,760.38 : 16,660,275.95 = 8,162,027.57 : x - Step 2: Convert to fraction form
12,073,760.38/16,660,275.95 = 8,162,027.57/x - Step 3: Cross multiply
12,073,760.38x = 16,660,275.95 × 8,162,027.57 - Step 4: Simplify right side
12,073,760.38x = 135,981,631,586,897.81 - Step 5: Solve for x
x = 135,981,631,586,897.81/12,073,760.38 - Step 6: Final answer
x = 11,262,574.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.