Home / 11,949,581.20-17,924,344.20-5,121,727.12

Finding the Fourth Proportional to 11,949,581.20, 17,924,344.20 and 5,121,727.12

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Solution

The fourth proportional to 11,949,581.20, 17,924,344.20 and 5,121,727.12 is: 7,682,578.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949,581.20 : 17,924,344.20 = 5,121,727.12 : x
  2. Step 2: Convert to fraction form
    11,949,581.20/17,924,344.20 = 5,121,727.12/x
  3. Step 3: Cross multiply
    11,949,581.20x = 17,924,344.20 × 5,121,727.12
  4. Step 4: Simplify right side
    11,949,581.20x = 91,803,599,797,354.70
  5. Step 5: Solve for x
    x = 91,803,599,797,354.70/11,949,581.20
  6. Step 6: Final answer
    x = 7,682,578.85

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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.