Home / 8,981,618.70-13,472,428.05-6,147,266.70

Finding the Fourth Proportional to 8,981,618.70, 13,472,428.05 and 6,147,266.70

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Solution

The fourth proportional to 8,981,618.70, 13,472,428.05 and 6,147,266.70 is: 9,220,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,981,618.70 : 13,472,428.05 = 6,147,266.70 : x
  2. Step 2: Convert to fraction form
    8,981,618.70/13,472,428.05 = 6,147,266.70/x
  3. Step 3: Cross multiply
    8,981,618.70x = 13,472,428.05 × 6,147,266.70
  4. Step 4: Simplify right side
    8,981,618.70x = 82,818,608,319,910.94
  5. Step 5: Solve for x
    x = 82,818,608,319,910.94/8,981,618.70
  6. Step 6: Final answer
    x = 9,220,900.05

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Double scale
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1.5x scale

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.