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Finding the Third Proportional to 5,400,958.50 and 11,729,182.50

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Solution

The third proportional to 5,400,958.50 and 11,729,182.50 is: 25,472,093.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400,958.50 : 11,729,182.50 = 11,729,182.50 : x
  2. Step 2: Convert to fraction form
    5,400,958.50/11,729,182.50 = 11,729,182.50/x
  3. Step 3: Cross multiply
    5,400,958.50x = 11,729,182.50 × 11,729,182.50
  4. Step 4: Simplify right side
    5,400,958.50x = 137,573,722,118,306.25
  5. Step 5: Solve for x
    x = 137,573,722,118,306.25/5,400,958.50
  6. Step 6: Final answer
    x = 25,472,093.91

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.