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Finding the Third Proportional to 18,135,060 and 38,316,996

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Solution

The third proportional to 18,135,060 and 38,316,996 is: 80,958,771.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,135,060 : 38,316,996 = 38,316,996 : x
  2. Step 2: Convert to fraction form
    18,135,060/38,316,996 = 38,316,996/x
  3. Step 3: Cross multiply
    18,135,060x = 38,316,996 × 38,316,996
  4. Step 4: Simplify right side
    18,135,060x = 1,468,192,182,464,016
  5. Step 5: Solve for x
    x = 1,468,192,182,464,016/18,135,060
  6. Step 6: Final answer
    x = 80,958,771.71

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.