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Finding the Third Proportional to 9,409,448 and 20,412,112

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Solution

The third proportional to 9,409,448 and 20,412,112 is: 44,280,420.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,409,448 : 20,412,112 = 20,412,112 : x
  2. Step 2: Convert to fraction form
    9,409,448/20,412,112 = 20,412,112/x
  3. Step 3: Cross multiply
    9,409,448x = 20,412,112 × 20,412,112
  4. Step 4: Simplify right side
    9,409,448x = 416,654,316,300,544
  5. Step 5: Solve for x
    x = 416,654,316,300,544/9,409,448
  6. Step 6: Final answer
    x = 44,280,420.73

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.