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Finding the Third Proportional to 9,194,221 and 20,181,786

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Solution

The third proportional to 9,194,221 and 20,181,786 is: 44,300,053.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,194,221 : 20,181,786 = 20,181,786 : x
  2. Step 2: Convert to fraction form
    9,194,221/20,181,786 = 20,181,786/x
  3. Step 3: Cross multiply
    9,194,221x = 20,181,786 × 20,181,786
  4. Step 4: Simplify right side
    9,194,221x = 407,304,486,149,796
  5. Step 5: Solve for x
    x = 407,304,486,149,796/9,194,221
  6. Step 6: Final answer
    x = 44,300,053.93

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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.