Home / 18,268,715.39-27,394,882.76-10,886,244.69

Finding the Fourth Proportional to 18,268,715.39, 27,394,882.76 and 10,886,244.69

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Solution

The fourth proportional to 18,268,715.39, 27,394,882.76 and 10,886,244.69 is: 16,324,486.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268,715.39 : 27,394,882.76 = 10,886,244.69 : x
  2. Step 2: Convert to fraction form
    18,268,715.39/27,394,882.76 = 10,886,244.69/x
  3. Step 3: Cross multiply
    18,268,715.39x = 27,394,882.76 × 10,886,244.69
  4. Step 4: Simplify right side
    18,268,715.39x = 298,227,397,109,168.94
  5. Step 5: Solve for x
    x = 298,227,397,109,168.94/18,268,715.39
  6. Step 6: Final answer
    x = 16,324,486.47

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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.