Home / 8,193,560.20-12,290,340.30-5,170,251.40

Finding the Fourth Proportional to 8,193,560.20, 12,290,340.30 and 5,170,251.40

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Solution

The fourth proportional to 8,193,560.20, 12,290,340.30 and 5,170,251.40 is: 7,755,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193,560.20 : 12,290,340.30 = 5,170,251.40 : x
  2. Step 2: Convert to fraction form
    8,193,560.20/12,290,340.30 = 5,170,251.40/x
  3. Step 3: Cross multiply
    8,193,560.20x = 12,290,340.30 × 5,170,251.40
  4. Step 4: Simplify right side
    8,193,560.20x = 63,544,149,142,551.43
  5. Step 5: Solve for x
    x = 63,544,149,142,551.43/8,193,560.20
  6. Step 6: Final answer
    x = 7,755,377.10

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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.