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Finding the Third Proportional to 17,653,831 and 38,012,842

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Solution

The third proportional to 17,653,831 and 38,012,842 is: 81,850,571.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,653,831 : 38,012,842 = 38,012,842 : x
  2. Step 2: Convert to fraction form
    17,653,831/38,012,842 = 38,012,842/x
  3. Step 3: Cross multiply
    17,653,831x = 38,012,842 × 38,012,842
  4. Step 4: Simplify right side
    17,653,831x = 1,444,976,156,916,964
  5. Step 5: Solve for x
    x = 1,444,976,156,916,964/17,653,831
  6. Step 6: Final answer
    x = 81,850,571.52

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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.