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Finding the Third Proportional to 8,894,943 and 19,491,885

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Solution

The third proportional to 8,894,943 and 19,491,885 is: 42,713,436.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894,943 : 19,491,885 = 19,491,885 : x
  2. Step 2: Convert to fraction form
    8,894,943/19,491,885 = 19,491,885/x
  3. Step 3: Cross multiply
    8,894,943x = 19,491,885 × 19,491,885
  4. Step 4: Simplify right side
    8,894,943x = 379,933,580,853,225
  5. Step 5: Solve for x
    x = 379,933,580,853,225/8,894,943
  6. Step 6: Final answer
    x = 42,713,436.26

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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.