Home / 8,954,234.10-13,431,351.15-8,422,793.10

Finding the Fourth Proportional to 8,954,234.10, 13,431,351.15 and 8,422,793.10

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Solution

The fourth proportional to 8,954,234.10, 13,431,351.15 and 8,422,793.10 is: 12,634,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954,234.10 : 13,431,351.15 = 8,422,793.10 : x
  2. Step 2: Convert to fraction form
    8,954,234.10/13,431,351.15 = 8,422,793.10/x
  3. Step 3: Cross multiply
    8,954,234.10x = 13,431,351.15 × 8,422,793.10
  4. Step 4: Simplify right side
    8,954,234.10x = 113,129,491,789,897.06
  5. Step 5: Solve for x
    x = 113,129,491,789,897.06/8,954,234.10
  6. Step 6: Final answer
    x = 12,634,189.65

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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.