Home / 8,090,439.07-11,164,843.97-4,419,406.57

Finding the Fourth Proportional to 8,090,439.07, 11,164,843.97 and 4,419,406.57

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Solution

The fourth proportional to 8,090,439.07, 11,164,843.97 and 4,419,406.57 is: 6,098,801.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090,439.07 : 11,164,843.97 = 4,419,406.57 : x
  2. Step 2: Convert to fraction form
    8,090,439.07/11,164,843.97 = 4,419,406.57/x
  3. Step 3: Cross multiply
    8,090,439.07x = 11,164,843.97 × 4,419,406.57
  4. Step 4: Simplify right side
    8,090,439.07x = 49,341,984,794,042.89
  5. Step 5: Solve for x
    x = 49,341,984,794,042.89/8,090,439.07
  6. Step 6: Final answer
    x = 6,098,801.85

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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.