Home / 71,454,625.20-98,629,585.20-56,796,301.44

Finding the Fourth Proportional to 71,454,625.20, 98,629,585.20 and 56,796,301.44

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Solution

The fourth proportional to 71,454,625.20, 98,629,585.20 and 56,796,301.44 is: 78,396,543.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,454,625.20 : 98,629,585.20 = 56,796,301.44 : x
  2. Step 2: Convert to fraction form
    71,454,625.20/98,629,585.20 = 56,796,301.44/x
  3. Step 3: Cross multiply
    71,454,625.20x = 98,629,585.20 × 56,796,301.44
  4. Step 4: Simplify right side
    71,454,625.20x = 5,601,795,651,921,363
  5. Step 5: Solve for x
    x = 5,601,795,651,921,363/71,454,625.20
  6. Step 6: Final answer
    x = 78,396,543.77

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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.