Home / 6,354,680.31-8,769,517.53-3,454,078

Finding the Fourth Proportional to 6,354,680.31, 8,769,517.53 and 3,454,078

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Solution

The fourth proportional to 6,354,680.31, 8,769,517.53 and 3,454,078 is: 4,766,659.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,354,680.31 : 8,769,517.53 = 3,454,078 : x
  2. Step 2: Convert to fraction form
    6,354,680.31/8,769,517.53 = 3,454,078/x
  3. Step 3: Cross multiply
    6,354,680.31x = 8,769,517.53 × 3,454,078
  4. Step 4: Simplify right side
    6,354,680.31x = 30,290,597,553,716.95
  5. Step 5: Solve for x
    x = 30,290,597,553,716.95/6,354,680.31
  6. Step 6: Final answer
    x = 4,766,659.55

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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.