Home / 8,448,002.20-12,672,003.30-7,950,338.20

Finding the Fourth Proportional to 8,448,002.20, 12,672,003.30 and 7,950,338.20

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Solution

The fourth proportional to 8,448,002.20, 12,672,003.30 and 7,950,338.20 is: 11,925,507.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,002.20 : 12,672,003.30 = 7,950,338.20 : x
  2. Step 2: Convert to fraction form
    8,448,002.20/12,672,003.30 = 7,950,338.20/x
  3. Step 3: Cross multiply
    8,448,002.20x = 12,672,003.30 × 7,950,338.20
  4. Step 4: Simplify right side
    8,448,002.20x = 100,746,711,906,516.06
  5. Step 5: Solve for x
    x = 100,746,711,906,516.06/8,448,002.20
  6. Step 6: Final answer
    x = 11,925,507.30

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Similar ratio
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1.5x scale

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.