Home / 8,361,805.70-12,542,708.55-2,682,604.10

Finding the Fourth Proportional to 8,361,805.70, 12,542,708.55 and 2,682,604.10

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Solution

The fourth proportional to 8,361,805.70, 12,542,708.55 and 2,682,604.10 is: 4,023,906.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361,805.70 : 12,542,708.55 = 2,682,604.10 : x
  2. Step 2: Convert to fraction form
    8,361,805.70/12,542,708.55 = 2,682,604.10/x
  3. Step 3: Cross multiply
    8,361,805.70x = 12,542,708.55 × 2,682,604.10
  4. Step 4: Simplify right side
    8,361,805.70x = 33,647,121,381,335.06
  5. Step 5: Solve for x
    x = 33,647,121,381,335.06/8,361,805.70
  6. Step 6: Final answer
    x = 4,023,906.15

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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.