Home / 8,940,134.25-13,412,200.40-3,260,358.57

Finding the Fourth Proportional to 8,940,134.25, 13,412,200.40 and 3,260,358.57

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Solution

The fourth proportional to 8,940,134.25, 13,412,200.40 and 3,260,358.57 is: 4,891,266.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940,134.25 : 13,412,200.40 = 3,260,358.57 : x
  2. Step 2: Convert to fraction form
    8,940,134.25/13,412,200.40 = 3,260,358.57/x
  3. Step 3: Cross multiply
    8,940,134.25x = 13,412,200.40 × 3,260,358.57
  4. Step 4: Simplify right side
    8,940,134.25x = 43,728,582,440,580.90
  5. Step 5: Solve for x
    x = 43,728,582,440,580.90/8,940,134.25
  6. Step 6: Final answer
    x = 4,891,266.87

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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.