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Finding the Third Proportional to 18,011,785 and 38,759,092

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Solution

The third proportional to 18,011,785 and 38,759,092 is: 83,404,682.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,011,785 : 38,759,092 = 38,759,092 : x
  2. Step 2: Convert to fraction form
    18,011,785/38,759,092 = 38,759,092/x
  3. Step 3: Cross multiply
    18,011,785x = 38,759,092 × 38,759,092
  4. Step 4: Simplify right side
    18,011,785x = 1,502,267,212,664,464
  5. Step 5: Solve for x
    x = 1,502,267,212,664,464/18,011,785
  6. Step 6: Final answer
    x = 83,404,682.69

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.