Home / 10,387,505.60-15,581,479.84-3,564,049.16

Finding the Fourth Proportional to 10,387,505.60, 15,581,479.84 and 3,564,049.16

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Solution

The fourth proportional to 10,387,505.60, 15,581,479.84 and 3,564,049.16 is: 5,346,149.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387,505.60 : 15,581,479.84 = 3,564,049.16 : x
  2. Step 2: Convert to fraction form
    10,387,505.60/15,581,479.84 = 3,564,049.16/x
  3. Step 3: Cross multiply
    10,387,505.60x = 15,581,479.84 × 3,564,049.16
  4. Step 4: Simplify right side
    10,387,505.60x = 55,533,160,135,308.94
  5. Step 5: Solve for x
    x = 55,533,160,135,308.94/10,387,505.60
  6. Step 6: Final answer
    x = 5,346,149.72

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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.