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Finding the Third Proportional to 20,501,616 and 45,182,112

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Solution

The third proportional to 20,501,616 and 45,182,112 is: 99,573,772.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,501,616 : 45,182,112 = 45,182,112 : x
  2. Step 2: Convert to fraction form
    20,501,616/45,182,112 = 45,182,112/x
  3. Step 3: Cross multiply
    20,501,616x = 45,182,112 × 45,182,112
  4. Step 4: Simplify right side
    20,501,616x = 2,041,423,244,780,544
  5. Step 5: Solve for x
    x = 2,041,423,244,780,544/20,501,616
  6. Step 6: Final answer
    x = 99,573,772.37

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.