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Finding the Third Proportional to 21,664,552 and 47,579,982

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Solution

The third proportional to 21,664,552 and 47,579,982 is: 104,495,799.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,664,552 : 47,579,982 = 47,579,982 : x
  2. Step 2: Convert to fraction form
    21,664,552/47,579,982 = 47,579,982/x
  3. Step 3: Cross multiply
    21,664,552x = 47,579,982 × 47,579,982
  4. Step 4: Simplify right side
    21,664,552x = 2,263,854,687,120,324
  5. Step 5: Solve for x
    x = 2,263,854,687,120,324/21,664,552
  6. Step 6: Final answer
    x = 104,495,799.73

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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.