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Finding the Third Proportional to 9,333,840 and 20,261,112

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Solution

The third proportional to 9,333,840 and 20,261,112 is: 43,981,111.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,333,840 : 20,261,112 = 20,261,112 : x
  2. Step 2: Convert to fraction form
    9,333,840/20,261,112 = 20,261,112/x
  3. Step 3: Cross multiply
    9,333,840x = 20,261,112 × 20,261,112
  4. Step 4: Simplify right side
    9,333,840x = 410,512,659,476,544
  5. Step 5: Solve for x
    x = 410,512,659,476,544/9,333,840
  6. Step 6: Final answer
    x = 43,981,111.68

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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.