Home / 8,244,138.30-12,366,207.45-7,330,847.10

Finding the Fourth Proportional to 8,244,138.30, 12,366,207.45 and 7,330,847.10

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Solution

The fourth proportional to 8,244,138.30, 12,366,207.45 and 7,330,847.10 is: 10,996,270.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244,138.30 : 12,366,207.45 = 7,330,847.10 : x
  2. Step 2: Convert to fraction form
    8,244,138.30/12,366,207.45 = 7,330,847.10/x
  3. Step 3: Cross multiply
    8,244,138.30x = 12,366,207.45 × 7,330,847.10
  4. Step 4: Simplify right side
    8,244,138.30x = 90,654,776,022,830.89
  5. Step 5: Solve for x
    x = 90,654,776,022,830.89/8,244,138.30
  6. Step 6: Final answer
    x = 10,996,270.65

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Double scale
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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.