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Finding the Third Proportional to 9,195,392 and 19,982,464

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Solution

The third proportional to 9,195,392 and 19,982,464 is: 43,423,800.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195,392 : 19,982,464 = 19,982,464 : x
  2. Step 2: Convert to fraction form
    9,195,392/19,982,464 = 19,982,464/x
  3. Step 3: Cross multiply
    9,195,392x = 19,982,464 × 19,982,464
  4. Step 4: Simplify right side
    9,195,392x = 399,298,867,511,296
  5. Step 5: Solve for x
    x = 399,298,867,511,296/9,195,392
  6. Step 6: Final answer
    x = 43,423,800.48

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.