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Finding the Third Proportional to 19,966,662 and 29,201,193

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Solution

The third proportional to 19,966,662 and 29,201,193 is: 42,706,671.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,966,662 : 29,201,193 = 29,201,193 : x
  2. Step 2: Convert to fraction form
    19,966,662/29,201,193 = 29,201,193/x
  3. Step 3: Cross multiply
    19,966,662x = 29,201,193 × 29,201,193
  4. Step 4: Simplify right side
    19,966,662x = 852,709,672,623,249
  5. Step 5: Solve for x
    x = 852,709,672,623,249/19,966,662
  6. Step 6: Final answer
    x = 42,706,671.38

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.