Home / 6,474,614.10-9,711,921.15-2,214,143.70

Finding the Fourth Proportional to 6,474,614.10, 9,711,921.15 and 2,214,143.70

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Solution

The fourth proportional to 6,474,614.10, 9,711,921.15 and 2,214,143.70 is: 3,321,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,614.10 : 9,711,921.15 = 2,214,143.70 : x
  2. Step 2: Convert to fraction form
    6,474,614.10/9,711,921.15 = 2,214,143.70/x
  3. Step 3: Cross multiply
    6,474,614.10x = 9,711,921.15 × 2,214,143.70
  4. Step 4: Simplify right side
    6,474,614.10x = 21,503,589,029,169.26
  5. Step 5: Solve for x
    x = 21,503,589,029,169.26/6,474,614.10
  6. Step 6: Final answer
    x = 3,321,215.55

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Double scale
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Similar ratio
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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.