Home / 12,897,583.43-19,358,496-6,753,974.61

Finding the Fourth Proportional to 12,897,583.43, 19,358,496 and 6,753,974.61

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Solution

The fourth proportional to 12,897,583.43, 19,358,496 and 6,753,974.61 is: 10,137,309.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,897,583.43 : 19,358,496 = 6,753,974.61 : x
  2. Step 2: Convert to fraction form
    12,897,583.43/19,358,496 = 6,753,974.61/x
  3. Step 3: Cross multiply
    12,897,583.43x = 19,358,496 × 6,753,974.61
  4. Step 4: Simplify right side
    12,897,583.43x = 130,746,790,471,786.56
  5. Step 5: Solve for x
    x = 130,746,790,471,786.56/12,897,583.43
  6. Step 6: Final answer
    x = 10,137,309.14

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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.