Home / 10,508,400.74-15,763,265.42-4,442,334.03

Finding the Fourth Proportional to 10,508,400.74, 15,763,265.42 and 4,442,334.03

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Solution

The fourth proportional to 10,508,400.74, 15,763,265.42 and 4,442,334.03 is: 6,663,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,508,400.74 : 15,763,265.42 = 4,442,334.03 : x
  2. Step 2: Convert to fraction form
    10,508,400.74/15,763,265.42 = 4,442,334.03/x
  3. Step 3: Cross multiply
    10,508,400.74x = 15,763,265.42 × 4,442,334.03
  4. Step 4: Simplify right side
    10,508,400.74x = 70,025,690,376,976.57
  5. Step 5: Solve for x
    x = 70,025,690,376,976.57/10,508,400.74
  6. Step 6: Final answer
    x = 6,663,781.87

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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.