Home / 56,940,230.27-78,577,593.55-30,834,793.12

Finding the Fourth Proportional to 56,940,230.27, 78,577,593.55 and 30,834,793.12

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Solution

The fourth proportional to 56,940,230.27, 78,577,593.55 and 30,834,793.12 is: 42,552,055.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,940,230.27 : 78,577,593.55 = 30,834,793.12 : x
  2. Step 2: Convert to fraction form
    56,940,230.27/78,577,593.55 = 30,834,793.12/x
  3. Step 3: Cross multiply
    56,940,230.27x = 78,577,593.55 × 30,834,793.12
  4. Step 4: Simplify right side
    56,940,230.27x = 2,422,923,841,314,906
  5. Step 5: Solve for x
    x = 2,422,923,841,314,906/56,940,230.27
  6. Step 6: Final answer
    x = 42,552,055.55

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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.