Home / 18,222,781.50-25,147,963.35-10,074,544.38

Finding the Fourth Proportional to 18,222,781.50, 25,147,963.35 and 10,074,544.38

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Solution

The fourth proportional to 18,222,781.50, 25,147,963.35 and 10,074,544.38 is: 13,903,161.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222,781.50 : 25,147,963.35 = 10,074,544.38 : x
  2. Step 2: Convert to fraction form
    18,222,781.50/25,147,963.35 = 10,074,544.38/x
  3. Step 3: Cross multiply
    18,222,781.50x = 25,147,963.35 × 10,074,544.38
  4. Step 4: Simplify right side
    18,222,781.50x = 253,354,272,836,188.50
  5. Step 5: Solve for x
    x = 253,354,272,836,188.50/18,222,781.50
  6. Step 6: Final answer
    x = 13,903,161.43

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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.