Home / 7,247,997.20-10,002,242.52-3,984,867.44

Finding the Fourth Proportional to 7,247,997.20, 10,002,242.52 and 3,984,867.44

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Solution

The fourth proportional to 7,247,997.20, 10,002,242.52 and 3,984,867.44 is: 5,499,120.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247,997.20 : 10,002,242.52 = 3,984,867.44 : x
  2. Step 2: Convert to fraction form
    7,247,997.20/10,002,242.52 = 3,984,867.44/x
  3. Step 3: Cross multiply
    7,247,997.20x = 10,002,242.52 × 3,984,867.44
  4. Step 4: Simplify right side
    7,247,997.20x = 39,857,610,544,931.55
  5. Step 5: Solve for x
    x = 39,857,610,544,931.55/7,247,997.20
  6. Step 6: Final answer
    x = 5,499,120.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.