Home / 6,988,850.28-9,645,010.35-4,198,826.95

Finding the Fourth Proportional to 6,988,850.28, 9,645,010.35 and 4,198,826.95

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Solution

The fourth proportional to 6,988,850.28, 9,645,010.35 and 4,198,826.95 is: 5,794,619.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988,850.28 : 9,645,010.35 = 4,198,826.95 : x
  2. Step 2: Convert to fraction form
    6,988,850.28/9,645,010.35 = 4,198,826.95/x
  3. Step 3: Cross multiply
    6,988,850.28x = 9,645,010.35 × 4,198,826.95
  4. Step 4: Simplify right side
    6,988,850.28x = 40,497,729,366,496.41
  5. Step 5: Solve for x
    x = 40,497,729,366,496.41/6,988,850.28
  6. Step 6: Final answer
    x = 5,794,619.68

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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.