Home / 8,112,654.60-12,170,605.74-2,995,115.61

Finding the Fourth Proportional to 8,112,654.60, 12,170,605.74 and 2,995,115.61

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Solution

The fourth proportional to 8,112,654.60, 12,170,605.74 and 2,995,115.61 is: 4,493,272.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112,654.60 : 12,170,605.74 = 2,995,115.61 : x
  2. Step 2: Convert to fraction form
    8,112,654.60/12,170,605.74 = 2,995,115.61/x
  3. Step 3: Cross multiply
    8,112,654.60x = 12,170,605.74 × 2,995,115.61
  4. Step 4: Simplify right side
    8,112,654.60x = 36,452,371,235,029.60
  5. Step 5: Solve for x
    x = 36,452,371,235,029.60/8,112,654.60
  6. Step 6: Final answer
    x = 4,493,272.92

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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.