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Finding the Third Proportional to 20,057,214 and 30,555,981

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Solution

The third proportional to 20,057,214 and 30,555,981 is: 46,550,232.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,057,214 : 30,555,981 = 30,555,981 : x
  2. Step 2: Convert to fraction form
    20,057,214/30,555,981 = 30,555,981/x
  3. Step 3: Cross multiply
    20,057,214x = 30,555,981 × 30,555,981
  4. Step 4: Simplify right side
    20,057,214x = 933,667,974,872,361
  5. Step 5: Solve for x
    x = 933,667,974,872,361/20,057,214
  6. Step 6: Final answer
    x = 46,550,232.49

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.