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Finding the Third Proportional to 18,103,162 and 39,394,448

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Solution

The third proportional to 18,103,162 and 39,394,448 is: 85,726,600.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,103,162 : 39,394,448 = 39,394,448 : x
  2. Step 2: Convert to fraction form
    18,103,162/39,394,448 = 39,394,448/x
  3. Step 3: Cross multiply
    18,103,162x = 39,394,448 × 39,394,448
  4. Step 4: Simplify right side
    18,103,162x = 1,551,922,533,224,704
  5. Step 5: Solve for x
    x = 1,551,922,533,224,704/18,103,162
  6. Step 6: Final answer
    x = 85,726,600.32

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.