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Finding the Third Proportional to 18,192,998 and 39,804,196

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Solution

The third proportional to 18,192,998 and 39,804,196 is: 87,087,022.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192,998 : 39,804,196 = 39,804,196 : x
  2. Step 2: Convert to fraction form
    18,192,998/39,804,196 = 39,804,196/x
  3. Step 3: Cross multiply
    18,192,998x = 39,804,196 × 39,804,196
  4. Step 4: Simplify right side
    18,192,998x = 1,584,374,019,206,416
  5. Step 5: Solve for x
    x = 1,584,374,019,206,416/18,192,998
  6. Step 6: Final answer
    x = 87,087,022.12

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.