Finding the Fourth Proportional to 10,960,106.70, 16,440,160.05 and 2,981,930.70
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Solution
The fourth proportional to 10,960,106.70, 16,440,160.05 and 2,981,930.70 is: 4,472,896.05
Step by Step Solution
- Step 1: Write the proportion equation
10,960,106.70 : 16,440,160.05 = 2,981,930.70 : x - Step 2: Convert to fraction form
10,960,106.70/16,440,160.05 = 2,981,930.70/x - Step 3: Cross multiply
10,960,106.70x = 16,440,160.05 × 2,981,930.70 - Step 4: Simplify right side
10,960,106.70x = 49,023,417,966,008.54 - Step 5: Solve for x
x = 49,023,417,966,008.54/10,960,106.70 - Step 6: Final answer
x = 4,472,896.05
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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.