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Finding the Third Proportional to 19,940,378 and 43,283,933

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Solution

The third proportional to 19,940,378 and 43,283,933 is: 93,955,032.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,940,378 : 43,283,933 = 43,283,933 : x
  2. Step 2: Convert to fraction form
    19,940,378/43,283,933 = 43,283,933/x
  3. Step 3: Cross multiply
    19,940,378x = 43,283,933 × 43,283,933
  4. Step 4: Simplify right side
    19,940,378x = 1,873,498,855,948,489
  5. Step 5: Solve for x
    x = 1,873,498,855,948,489/19,940,378
  6. Step 6: Final answer
    x = 93,955,032.14

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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.