Home / 8,189,618.20-12,284,427.30-7,244,834.20

Finding the Fourth Proportional to 8,189,618.20, 12,284,427.30 and 7,244,834.20

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Solution

The fourth proportional to 8,189,618.20, 12,284,427.30 and 7,244,834.20 is: 10,867,251.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189,618.20 : 12,284,427.30 = 7,244,834.20 : x
  2. Step 2: Convert to fraction form
    8,189,618.20/12,284,427.30 = 7,244,834.20/x
  3. Step 3: Cross multiply
    8,189,618.20x = 12,284,427.30 × 7,244,834.20
  4. Step 4: Simplify right side
    8,189,618.20x = 88,998,639,030,453.67
  5. Step 5: Solve for x
    x = 88,998,639,030,453.67/8,189,618.20
  6. Step 6: Final answer
    x = 10,867,251.30

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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.