Home / 6,928,930.86-9,557,180.19-4,517,748.78

Finding the Fourth Proportional to 6,928,930.86, 9,557,180.19 and 4,517,748.78

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Solution

The fourth proportional to 6,928,930.86, 9,557,180.19 and 4,517,748.78 is: 6,231,399.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928,930.86 : 9,557,180.19 = 4,517,748.78 : x
  2. Step 2: Convert to fraction form
    6,928,930.86/9,557,180.19 = 4,517,748.78/x
  3. Step 3: Cross multiply
    6,928,930.86x = 9,557,180.19 × 4,517,748.78
  4. Step 4: Simplify right side
    6,928,930.86x = 43,176,939,143,612.67
  5. Step 5: Solve for x
    x = 43,176,939,143,612.67/6,928,930.86
  6. Step 6: Final answer
    x = 6,231,399.91

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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.