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Finding the Third Proportional to 17,801,143 and 36,545,972

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Solution

The third proportional to 17,801,143 and 36,545,972 is: 75,029,343.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,801,143 : 36,545,972 = 36,545,972 : x
  2. Step 2: Convert to fraction form
    17,801,143/36,545,972 = 36,545,972/x
  3. Step 3: Cross multiply
    17,801,143x = 36,545,972 × 36,545,972
  4. Step 4: Simplify right side
    17,801,143x = 1,335,608,069,424,784
  5. Step 5: Solve for x
    x = 1,335,608,069,424,784/17,801,143
  6. Step 6: Final answer
    x = 75,029,343.31

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.