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Finding the Third Proportional to 21,662,161.50 and 47,576,067

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Solution

The third proportional to 21,662,161.50 and 47,576,067 is: 104,490,133.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,662,161.50 : 47,576,067 = 47,576,067 : x
  2. Step 2: Convert to fraction form
    21,662,161.50/47,576,067 = 47,576,067/x
  3. Step 3: Cross multiply
    21,662,161.50x = 47,576,067 × 47,576,067
  4. Step 4: Simplify right side
    21,662,161.50x = 2,263,482,151,188,489
  5. Step 5: Solve for x
    x = 2,263,482,151,188,489/21,662,161.50
  6. Step 6: Final answer
    x = 104,490,133.69

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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.