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Finding the Third Proportional to 4,286,631 and 9,246,311

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Solution

The third proportional to 4,286,631 and 9,246,311 is: 19,944,396.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286,631 : 9,246,311 = 9,246,311 : x
  2. Step 2: Convert to fraction form
    4,286,631/9,246,311 = 9,246,311/x
  3. Step 3: Cross multiply
    4,286,631x = 9,246,311 × 9,246,311
  4. Step 4: Simplify right side
    4,286,631x = 85,494,267,108,721
  5. Step 5: Solve for x
    x = 85,494,267,108,721/4,286,631
  6. Step 6: Final answer
    x = 19,944,396.22

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.