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Finding the Third Proportional to 20,939,796 and 45,241,698

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Solution

The third proportional to 20,939,796 and 45,241,698 is: 97,747,429.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,939,796 : 45,241,698 = 45,241,698 : x
  2. Step 2: Convert to fraction form
    20,939,796/45,241,698 = 45,241,698/x
  3. Step 3: Cross multiply
    20,939,796x = 45,241,698 × 45,241,698
  4. Step 4: Simplify right side
    20,939,796x = 2,046,811,237,923,204
  5. Step 5: Solve for x
    x = 2,046,811,237,923,204/20,939,796
  6. Step 6: Final answer
    x = 97,747,429.72

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.