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Finding the Fourth Proportional to 27,662,506.92, 41,522,978.70 and 15,542,327.88

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Solution

The fourth proportional to 27,662,506.92, 41,522,978.70 and 15,542,327.88 is: 23,329,908.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,662,506.92 : 41,522,978.70 = 15,542,327.88 : x
  2. Step 2: Convert to fraction form
    27,662,506.92/41,522,978.70 = 15,542,327.88/x
  3. Step 3: Cross multiply
    27,662,506.92x = 41,522,978.70 × 15,542,327.88
  4. Step 4: Simplify right side
    27,662,506.92x = 645,363,749,509,656.25
  5. Step 5: Solve for x
    x = 645,363,749,509,656.25/27,662,506.92
  6. Step 6: Final answer
    x = 23,329,908.29

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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.