Home / 17,917,793.78-26,876,789.07-4,454,621.78

Finding the Fourth Proportional to 17,917,793.78, 26,876,789.07 and 4,454,621.78

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Solution

The fourth proportional to 17,917,793.78, 26,876,789.07 and 4,454,621.78 is: 6,681,957.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,917,793.78 : 26,876,789.07 = 4,454,621.78 : x
  2. Step 2: Convert to fraction form
    17,917,793.78/26,876,789.07 = 4,454,621.78/x
  3. Step 3: Cross multiply
    17,917,793.78x = 26,876,789.07 × 4,454,621.78
  4. Step 4: Simplify right side
    17,917,793.78x = 119,725,929,967,687.95
  5. Step 5: Solve for x
    x = 119,725,929,967,687.95/17,917,793.78
  6. Step 6: Final answer
    x = 6,681,957.13

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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.