Home / 81,393,747.60-112,323,345.68-44,726,680.56

Finding the Fourth Proportional to 81,393,747.60, 112,323,345.68 and 44,726,680.56

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Solution

The fourth proportional to 81,393,747.60, 112,323,345.68 and 44,726,680.56 is: 61,722,804.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,393,747.60 : 112,323,345.68 = 44,726,680.56 : x
  2. Step 2: Convert to fraction form
    81,393,747.60/112,323,345.68 = 44,726,680.56/x
  3. Step 3: Cross multiply
    81,393,747.60x = 112,323,345.68 × 44,726,680.56
  4. Step 4: Simplify right side
    81,393,747.60x = 5,023,850,401,659,817
  5. Step 5: Solve for x
    x = 5,023,850,401,659,817/81,393,747.60
  6. Step 6: Final answer
    x = 61,722,804.88

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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.