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Finding the Third Proportional to 5,242,221 and 11,213,271

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Solution

The third proportional to 5,242,221 and 11,213,271 is: 23,985,529.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,221 : 11,213,271 = 11,213,271 : x
  2. Step 2: Convert to fraction form
    5,242,221/11,213,271 = 11,213,271/x
  3. Step 3: Cross multiply
    5,242,221x = 11,213,271 × 11,213,271
  4. Step 4: Simplify right side
    5,242,221x = 125,737,446,519,441
  5. Step 5: Solve for x
    x = 125,737,446,519,441/5,242,221
  6. Step 6: Final answer
    x = 23,985,529.51

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.