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Finding the Third Proportional to 5,220,366 and 11,469,000

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Solution

The third proportional to 5,220,366 and 11,469,000 is: 25,197,076.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,366 : 11,469,000 = 11,469,000 : x
  2. Step 2: Convert to fraction form
    5,220,366/11,469,000 = 11,469,000/x
  3. Step 3: Cross multiply
    5,220,366x = 11,469,000 × 11,469,000
  4. Step 4: Simplify right side
    5,220,366x = 131,537,961,000,000
  5. Step 5: Solve for x
    x = 131,537,961,000,000/5,220,366
  6. Step 6: Final answer
    x = 25,197,076.41

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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.