Home / 18,481,423.68-25,494,125.28-10,745,610.72

Finding the Fourth Proportional to 18,481,423.68, 25,494,125.28 and 10,745,610.72

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Solution

The fourth proportional to 18,481,423.68, 25,494,125.28 and 10,745,610.72 is: 14,822,989.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,481,423.68 : 25,494,125.28 = 10,745,610.72 : x
  2. Step 2: Convert to fraction form
    18,481,423.68/25,494,125.28 = 10,745,610.72/x
  3. Step 3: Cross multiply
    18,481,423.68x = 25,494,125.28 × 10,745,610.72
  4. Step 4: Simplify right side
    18,481,423.68x = 273,949,945,905,791.03
  5. Step 5: Solve for x
    x = 273,949,945,905,791.03/18,481,423.68
  6. Step 6: Final answer
    x = 14,822,989.32

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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.