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Finding the Third Proportional to 5,418,442 and 11,844,362

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Solution

The third proportional to 5,418,442 and 11,844,362 is: 25,891,005.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,442 : 11,844,362 = 11,844,362 : x
  2. Step 2: Convert to fraction form
    5,418,442/11,844,362 = 11,844,362/x
  3. Step 3: Cross multiply
    5,418,442x = 11,844,362 × 11,844,362
  4. Step 4: Simplify right side
    5,418,442x = 140,288,911,187,044
  5. Step 5: Solve for x
    x = 140,288,911,187,044/5,418,442
  6. Step 6: Final answer
    x = 25,891,005.42

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.