Home / 52,027,286.27-71,792,422.45-28,818,076.82

Finding the Fourth Proportional to 52,027,286.27, 71,792,422.45 and 28,818,076.82

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Solution

The fourth proportional to 52,027,286.27, 71,792,422.45 and 28,818,076.82 is: 39,766,047.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,027,286.27 : 71,792,422.45 = 28,818,076.82 : x
  2. Step 2: Convert to fraction form
    52,027,286.27/71,792,422.45 = 28,818,076.82/x
  3. Step 3: Cross multiply
    52,027,286.27x = 71,792,422.45 × 28,818,076.82
  4. Step 4: Simplify right side
    52,027,286.27x = 2,068,919,544,826,985.50
  5. Step 5: Solve for x
    x = 2,068,919,544,826,985.50/52,027,286.27
  6. Step 6: Final answer
    x = 39,766,047.65

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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.