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Finding the Third Proportional to 18,017,632 and 38,869,615

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Solution

The third proportional to 18,017,632 and 38,869,615 is: 83,853,803.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017,632 : 38,869,615 = 38,869,615 : x
  2. Step 2: Convert to fraction form
    18,017,632/38,869,615 = 38,869,615/x
  3. Step 3: Cross multiply
    18,017,632x = 38,869,615 × 38,869,615
  4. Step 4: Simplify right side
    18,017,632x = 1,510,846,970,248,225
  5. Step 5: Solve for x
    x = 1,510,846,970,248,225/18,017,632
  6. Step 6: Final answer
    x = 83,853,803.33

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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.