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Finding the Third Proportional to 8,682,282 and 18,907,452

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Solution

The third proportional to 8,682,282 and 18,907,452 is: 41,174,859.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682,282 : 18,907,452 = 18,907,452 : x
  2. Step 2: Convert to fraction form
    8,682,282/18,907,452 = 18,907,452/x
  3. Step 3: Cross multiply
    8,682,282x = 18,907,452 × 18,907,452
  4. Step 4: Simplify right side
    8,682,282x = 357,491,741,132,304
  5. Step 5: Solve for x
    x = 357,491,741,132,304/8,682,282
  6. Step 6: Final answer
    x = 41,174,859.46

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.