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Finding the Third Proportional to 18,667,684 and 40,522,232

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Solution

The third proportional to 18,667,684 and 40,522,232 is: 87,962,239.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,667,684 : 40,522,232 = 40,522,232 : x
  2. Step 2: Convert to fraction form
    18,667,684/40,522,232 = 40,522,232/x
  3. Step 3: Cross multiply
    18,667,684x = 40,522,232 × 40,522,232
  4. Step 4: Simplify right side
    18,667,684x = 1,642,051,286,261,824
  5. Step 5: Solve for x
    x = 1,642,051,286,261,824/18,667,684
  6. Step 6: Final answer
    x = 87,962,239.25

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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.