Home / 44,632,455.91-66,974,512.95-18,722,436.73

Finding the Fourth Proportional to 44,632,455.91, 66,974,512.95 and 18,722,436.73

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Solution

The fourth proportional to 44,632,455.91, 66,974,512.95 and 18,722,436.73 is: 28,094,489.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,632,455.91 : 66,974,512.95 = 18,722,436.73 : x
  2. Step 2: Convert to fraction form
    44,632,455.91/66,974,512.95 = 18,722,436.73/x
  3. Step 3: Cross multiply
    44,632,455.91x = 66,974,512.95 × 18,722,436.73
  4. Step 4: Simplify right side
    44,632,455.91x = 1,253,926,081,228,940.75
  5. Step 5: Solve for x
    x = 1,253,926,081,228,940.75/44,632,455.91
  6. Step 6: Final answer
    x = 28,094,489.89

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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.