Home / 4,480,431.15-6,715,560.69-3,939,640.73

Finding the Fourth Proportional to 4,480,431.15, 6,715,560.69 and 3,939,640.73

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Solution

The fourth proportional to 4,480,431.15, 6,715,560.69 and 3,939,640.73 is: 5,904,988.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480,431.15 : 6,715,560.69 = 3,939,640.73 : x
  2. Step 2: Convert to fraction form
    4,480,431.15/6,715,560.69 = 3,939,640.73/x
  3. Step 3: Cross multiply
    4,480,431.15x = 6,715,560.69 × 3,939,640.73
  4. Step 4: Simplify right side
    4,480,431.15x = 26,456,896,419,110.91
  5. Step 5: Solve for x
    x = 26,456,896,419,110.91/4,480,431.15
  6. Step 6: Final answer
    x = 5,904,988.95

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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.