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Finding the Third Proportional to 3,802,221 and 7,918,965

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Solution

The third proportional to 3,802,221 and 7,918,965 is: 16,492,993.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802,221 : 7,918,965 = 7,918,965 : x
  2. Step 2: Convert to fraction form
    3,802,221/7,918,965 = 7,918,965/x
  3. Step 3: Cross multiply
    3,802,221x = 7,918,965 × 7,918,965
  4. Step 4: Simplify right side
    3,802,221x = 62,710,006,671,225
  5. Step 5: Solve for x
    x = 62,710,006,671,225/3,802,221
  6. Step 6: Final answer
    x = 16,492,993.61

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.