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Finding the Third Proportional to 8,229,718 and 18,088,400

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Solution

The third proportional to 8,229,718 and 18,088,400 is: 39,757,159.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229,718 : 18,088,400 = 18,088,400 : x
  2. Step 2: Convert to fraction form
    8,229,718/18,088,400 = 18,088,400/x
  3. Step 3: Cross multiply
    8,229,718x = 18,088,400 × 18,088,400
  4. Step 4: Simplify right side
    8,229,718x = 327,190,214,560,000
  5. Step 5: Solve for x
    x = 327,190,214,560,000/8,229,718
  6. Step 6: Final answer
    x = 39,757,159.91

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.