Home / 9,043,980.80-12,480,691.20-4,969,863.68

Finding the Fourth Proportional to 9,043,980.80, 12,480,691.20 and 4,969,863.68

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Solution

The fourth proportional to 9,043,980.80, 12,480,691.20 and 4,969,863.68 is: 6,858,410.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043,980.80 : 12,480,691.20 = 4,969,863.68 : x
  2. Step 2: Convert to fraction form
    9,043,980.80/12,480,691.20 = 4,969,863.68/x
  3. Step 3: Cross multiply
    9,043,980.80x = 12,480,691.20 × 4,969,863.68
  4. Step 4: Simplify right side
    9,043,980.80x = 62,027,333,896,175.61
  5. Step 5: Solve for x
    x = 62,027,333,896,175.61/9,043,980.80
  6. Step 6: Final answer
    x = 6,858,410.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.