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Finding the Third Proportional to 3,324,960 and 7,162,839.75

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Solution

The third proportional to 3,324,960 and 7,162,839.75 is: 15,430,643.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324,960 : 7,162,839.75 = 7,162,839.75 : x
  2. Step 2: Convert to fraction form
    3,324,960/7,162,839.75 = 7,162,839.75/x
  3. Step 3: Cross multiply
    3,324,960x = 7,162,839.75 × 7,162,839.75
  4. Step 4: Simplify right side
    3,324,960x = 51,306,273,284,180.06
  5. Step 5: Solve for x
    x = 51,306,273,284,180.06/3,324,960
  6. Step 6: Final answer
    x = 15,430,643.76

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.