Home / 12,584,103.28-18,864,195.90-8,022,349.60

Finding the Fourth Proportional to 12,584,103.28, 18,864,195.90 and 8,022,349.60

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Solution

The fourth proportional to 12,584,103.28, 18,864,195.90 and 8,022,349.60 is: 12,025,900.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584,103.28 : 18,864,195.90 = 8,022,349.60 : x
  2. Step 2: Convert to fraction form
    12,584,103.28/18,864,195.90 = 8,022,349.60/x
  3. Step 3: Cross multiply
    12,584,103.28x = 18,864,195.90 × 8,022,349.60
  4. Step 4: Simplify right side
    12,584,103.28x = 151,335,174,432,686.62
  5. Step 5: Solve for x
    x = 151,335,174,432,686.62/12,584,103.28
  6. Step 6: Final answer
    x = 12,025,900.54

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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.