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Finding the Third Proportional to 17,631,381 and 27,244,959

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Solution

The third proportional to 17,631,381 and 27,244,959 is: 42,100,377.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631,381 : 27,244,959 = 27,244,959 : x
  2. Step 2: Convert to fraction form
    17,631,381/27,244,959 = 27,244,959/x
  3. Step 3: Cross multiply
    17,631,381x = 27,244,959 × 27,244,959
  4. Step 4: Simplify right side
    17,631,381x = 742,287,790,911,681
  5. Step 5: Solve for x
    x = 742,287,790,911,681/17,631,381
  6. Step 6: Final answer
    x = 42,100,377.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.