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Finding the Third Proportional to 17,169,432 and 36,385,896

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Solution

The third proportional to 17,169,432 and 36,385,896 is: 77,109,914.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,169,432 : 36,385,896 = 36,385,896 : x
  2. Step 2: Convert to fraction form
    17,169,432/36,385,896 = 36,385,896/x
  3. Step 3: Cross multiply
    17,169,432x = 36,385,896 × 36,385,896
  4. Step 4: Simplify right side
    17,169,432x = 1,323,933,427,722,816
  5. Step 5: Solve for x
    x = 1,323,933,427,722,816/17,169,432
  6. Step 6: Final answer
    x = 77,109,914.16

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.