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Finding the Third Proportional to 18,158,377 and 39,185,325

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Solution

The third proportional to 18,158,377 and 39,185,325 is: 84,560,954.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,158,377 : 39,185,325 = 39,185,325 : x
  2. Step 2: Convert to fraction form
    18,158,377/39,185,325 = 39,185,325/x
  3. Step 3: Cross multiply
    18,158,377x = 39,185,325 × 39,185,325
  4. Step 4: Simplify right side
    18,158,377x = 1,535,489,695,355,625
  5. Step 5: Solve for x
    x = 1,535,489,695,355,625/18,158,377
  6. Step 6: Final answer
    x = 84,560,954.72

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.