Home / 18,531,462.30-27,784,233.45-10,954,527.90

Finding the Fourth Proportional to 18,531,462.30, 27,784,233.45 and 10,954,527.90

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Solution

The fourth proportional to 18,531,462.30, 27,784,233.45 and 10,954,527.90 is: 16,424,130.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,531,462.30 : 27,784,233.45 = 10,954,527.90 : x
  2. Step 2: Convert to fraction form
    18,531,462.30/27,784,233.45 = 10,954,527.90/x
  3. Step 3: Cross multiply
    18,531,462.30x = 27,784,233.45 × 10,954,527.90
  4. Step 4: Simplify right side
    18,531,462.30x = 304,363,160,508,138.25
  5. Step 5: Solve for x
    x = 304,363,160,508,138.25/18,531,462.30
  6. Step 6: Final answer
    x = 16,424,130.79

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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.