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Finding the Third Proportional to 18,203,293 and 39,108,008

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Solution

The third proportional to 18,203,293 and 39,108,008 is: 84,019,758.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,203,293 : 39,108,008 = 39,108,008 : x
  2. Step 2: Convert to fraction form
    18,203,293/39,108,008 = 39,108,008/x
  3. Step 3: Cross multiply
    18,203,293x = 39,108,008 × 39,108,008
  4. Step 4: Simplify right side
    18,203,293x = 1,529,436,289,728,064
  5. Step 5: Solve for x
    x = 1,529,436,289,728,064/18,203,293
  6. Step 6: Final answer
    x = 84,019,758.94

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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.