Home / 10,367,793.70-15,551,690.55-5,265,960.10

Finding the Fourth Proportional to 10,367,793.70, 15,551,690.55 and 5,265,960.10

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Solution

The fourth proportional to 10,367,793.70, 15,551,690.55 and 5,265,960.10 is: 7,898,940.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,793.70 : 15,551,690.55 = 5,265,960.10 : x
  2. Step 2: Convert to fraction form
    10,367,793.70/15,551,690.55 = 5,265,960.10/x
  3. Step 3: Cross multiply
    10,367,793.70x = 15,551,690.55 × 5,265,960.10
  4. Step 4: Simplify right side
    10,367,793.70x = 81,894,581,923,847.05
  5. Step 5: Solve for x
    x = 81,894,581,923,847.05/10,367,793.70
  6. Step 6: Final answer
    x = 7,898,940.15

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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.