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Finding the Third Proportional to 20,130,864 and 43,082,928

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Solution

The third proportional to 20,130,864 and 43,082,928 is: 92,203,627.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,130,864 : 43,082,928 = 43,082,928 : x
  2. Step 2: Convert to fraction form
    20,130,864/43,082,928 = 43,082,928/x
  3. Step 3: Cross multiply
    20,130,864x = 43,082,928 × 43,082,928
  4. Step 4: Simplify right side
    20,130,864x = 1,856,138,685,053,184
  5. Step 5: Solve for x
    x = 1,856,138,685,053,184/20,130,864
  6. Step 6: Final answer
    x = 92,203,627.48

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.