Home / 18,521,414.10-27,783,170.91-5,743,735.38

Finding the Fourth Proportional to 18,521,414.10, 27,783,170.91 and 5,743,735.38

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Solution

The fourth proportional to 18,521,414.10, 27,783,170.91 and 5,743,735.38 is: 8,615,928.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521,414.10 : 27,783,170.91 = 5,743,735.38 : x
  2. Step 2: Convert to fraction form
    18,521,414.10/27,783,170.91 = 5,743,735.38/x
  3. Step 3: Cross multiply
    18,521,414.10x = 27,783,170.91 × 5,743,735.38
  4. Step 4: Simplify right side
    18,521,414.10x = 159,579,181,724,353.78
  5. Step 5: Solve for x
    x = 159,579,181,724,353.78/18,521,414.10
  6. Step 6: Final answer
    x = 8,615,928.61

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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.