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Finding the Third Proportional to 16,817,672 and 36,890,992

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Solution

The third proportional to 16,817,672 and 36,890,992 is: 80,923,524.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817,672 : 36,890,992 = 36,890,992 : x
  2. Step 2: Convert to fraction form
    16,817,672/36,890,992 = 36,890,992/x
  3. Step 3: Cross multiply
    16,817,672x = 36,890,992 × 36,890,992
  4. Step 4: Simplify right side
    16,817,672x = 1,360,945,290,744,064
  5. Step 5: Solve for x
    x = 1,360,945,290,744,064/16,817,672
  6. Step 6: Final answer
    x = 80,923,524.42

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.