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Finding the Third Proportional to 26,899,221 and 55,712,451

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Solution

The third proportional to 26,899,221 and 55,712,451 is: 115,389,110.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,899,221 : 55,712,451 = 55,712,451 : x
  2. Step 2: Convert to fraction form
    26,899,221/55,712,451 = 55,712,451/x
  3. Step 3: Cross multiply
    26,899,221x = 55,712,451 × 55,712,451
  4. Step 4: Simplify right side
    26,899,221x = 3,103,877,196,427,401
  5. Step 5: Solve for x
    x = 3,103,877,196,427,401/26,899,221
  6. Step 6: Final answer
    x = 115,389,110.95

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.