Home / 18,013,560.47-27,016,288.71-8,288,845.25

Finding the Fourth Proportional to 18,013,560.47, 27,016,288.71 and 8,288,845.25

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Solution

The fourth proportional to 18,013,560.47, 27,016,288.71 and 8,288,845.25 is: 12,431,403.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,013,560.47 : 27,016,288.71 = 8,288,845.25 : x
  2. Step 2: Convert to fraction form
    18,013,560.47/27,016,288.71 = 8,288,845.25/x
  3. Step 3: Cross multiply
    18,013,560.47x = 27,016,288.71 × 8,288,845.25
  4. Step 4: Simplify right side
    18,013,560.47x = 223,933,836,372,608.62
  5. Step 5: Solve for x
    x = 223,933,836,372,608.62/18,013,560.47
  6. Step 6: Final answer
    x = 12,431,403.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.