Home / 10,377,363.90-15,524,055.45-9,117,651.90

Finding the Fourth Proportional to 10,377,363.90, 15,524,055.45 and 9,117,651.90

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Solution

The fourth proportional to 10,377,363.90, 15,524,055.45 and 9,117,651.90 is: 13,639,584.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377,363.90 : 15,524,055.45 = 9,117,651.90 : x
  2. Step 2: Convert to fraction form
    10,377,363.90/15,524,055.45 = 9,117,651.90/x
  3. Step 3: Cross multiply
    10,377,363.90x = 15,524,055.45 × 9,117,651.90
  4. Step 4: Simplify right side
    10,377,363.90x = 141,542,933,669,397.84
  5. Step 5: Solve for x
    x = 141,542,933,669,397.84/10,377,363.90
  6. Step 6: Final answer
    x = 13,639,584.68

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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.