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Finding the Third Proportional to 12,958,016 and 27,891,439

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Solution

The third proportional to 12,958,016 and 27,891,439 is: 60,034,836.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,958,016 : 27,891,439 = 27,891,439 : x
  2. Step 2: Convert to fraction form
    12,958,016/27,891,439 = 27,891,439/x
  3. Step 3: Cross multiply
    12,958,016x = 27,891,439 × 27,891,439
  4. Step 4: Simplify right side
    12,958,016x = 777,932,369,490,721
  5. Step 5: Solve for x
    x = 777,932,369,490,721/12,958,016
  6. Step 6: Final answer
    x = 60,034,836.31

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.