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Finding the Third Proportional to 12,618,186 and 27,450,711

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Solution

The third proportional to 12,618,186 and 27,450,711 is: 59,718,689.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,618,186 : 27,450,711 = 27,450,711 : x
  2. Step 2: Convert to fraction form
    12,618,186/27,450,711 = 27,450,711/x
  3. Step 3: Cross multiply
    12,618,186x = 27,450,711 × 27,450,711
  4. Step 4: Simplify right side
    12,618,186x = 753,541,534,405,521
  5. Step 5: Solve for x
    x = 753,541,534,405,521/12,618,186
  6. Step 6: Final answer
    x = 59,718,689.71

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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.