Home / 8,747,732.47-13,121,108.25-2,682,447.57

Finding the Fourth Proportional to 8,747,732.47, 13,121,108.25 and 2,682,447.57

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Solution

The fourth proportional to 8,747,732.47, 13,121,108.25 and 2,682,447.57 is: 4,023,520.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747,732.47 : 13,121,108.25 = 2,682,447.57 : x
  2. Step 2: Convert to fraction form
    8,747,732.47/13,121,108.25 = 2,682,447.57/x
  3. Step 3: Cross multiply
    8,747,732.47x = 13,121,108.25 × 2,682,447.57
  4. Step 4: Simplify right side
    8,747,732.47x = 35,196,684,940,919.45
  5. Step 5: Solve for x
    x = 35,196,684,940,919.45/8,747,732.47
  6. Step 6: Final answer
    x = 4,023,520.96

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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.