Home / 8,150,162.90-11,246,679.90-4,479,000.30

Finding the Fourth Proportional to 8,150,162.90, 11,246,679.90 and 4,479,000.30

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Solution

The fourth proportional to 8,150,162.90, 11,246,679.90 and 4,479,000.30 is: 6,180,720.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150,162.90 : 11,246,679.90 = 4,479,000.30 : x
  2. Step 2: Convert to fraction form
    8,150,162.90/11,246,679.90 = 4,479,000.30/x
  3. Step 3: Cross multiply
    8,150,162.90x = 11,246,679.90 × 4,479,000.30
  4. Step 4: Simplify right side
    8,150,162.90x = 50,373,882,646,103.97
  5. Step 5: Solve for x
    x = 50,373,882,646,103.97/8,150,162.90
  6. Step 6: Final answer
    x = 6,180,720.96

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1.5x scale

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.