Home / 57,158,981.82-78,862,016.78-32,375,230.80

Finding the Fourth Proportional to 57,158,981.82, 78,862,016.78 and 32,375,230.80

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Solution

The fourth proportional to 57,158,981.82, 78,862,016.78 and 32,375,230.80 is: 44,667,975.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,158,981.82 : 78,862,016.78 = 32,375,230.80 : x
  2. Step 2: Convert to fraction form
    57,158,981.82/78,862,016.78 = 32,375,230.80/x
  3. Step 3: Cross multiply
    57,158,981.82x = 78,862,016.78 × 32,375,230.80
  4. Step 4: Simplify right side
    57,158,981.82x = 2,553,175,994,605,973
  5. Step 5: Solve for x
    x = 2,553,175,994,605,973/57,158,981.82
  6. Step 6: Final answer
    x = 44,667,975.41

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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.