Home / 27,662,515.92-41,522,992.20-15,542,336.88

Finding the Fourth Proportional to 27,662,515.92, 41,522,992.20 and 15,542,336.88

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Solution

The fourth proportional to 27,662,515.92, 41,522,992.20 and 15,542,336.88 is: 23,329,921.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,662,515.92 : 41,522,992.20 = 15,542,336.88 : x
  2. Step 2: Convert to fraction form
    27,662,515.92/41,522,992.20 = 15,542,336.88/x
  3. Step 3: Cross multiply
    27,662,515.92x = 41,522,992.20 × 15,542,336.88
  4. Step 4: Simplify right side
    27,662,515.92x = 645,364,333,038,012.38
  5. Step 5: Solve for x
    x = 645,364,333,038,012.38/27,662,515.92
  6. Step 6: Final answer
    x = 23,329,921.79

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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.