Home / 6,792,785.12-9,375,383.36-3,894,122.40

Finding the Fourth Proportional to 6,792,785.12, 9,375,383.36 and 3,894,122.40

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Solution

The fourth proportional to 6,792,785.12, 9,375,383.36 and 3,894,122.40 is: 5,374,657.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,792,785.12 : 9,375,383.36 = 3,894,122.40 : x
  2. Step 2: Convert to fraction form
    6,792,785.12/9,375,383.36 = 3,894,122.40/x
  3. Step 3: Cross multiply
    6,792,785.12x = 9,375,383.36 × 3,894,122.40
  4. Step 4: Simplify right side
    6,792,785.12x = 36,508,890,350,763.26
  5. Step 5: Solve for x
    x = 36,508,890,350,763.26/6,792,785.12
  6. Step 6: Final answer
    x = 5,374,657.04

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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.