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Finding the Third Proportional to 18,017,622 and 38,869,596

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Solution

The third proportional to 18,017,622 and 38,869,596 is: 83,853,767.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017,622 : 38,869,596 = 38,869,596 : x
  2. Step 2: Convert to fraction form
    18,017,622/38,869,596 = 38,869,596/x
  3. Step 3: Cross multiply
    18,017,622x = 38,869,596 × 38,869,596
  4. Step 4: Simplify right side
    18,017,622x = 1,510,845,493,203,216
  5. Step 5: Solve for x
    x = 1,510,845,493,203,216/18,017,622
  6. Step 6: Final answer
    x = 83,853,767.89

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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.