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Finding the Third Proportional to 7,894,199 and 11,809,180

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Solution

The third proportional to 7,894,199 and 11,809,180 is: 17,665,722.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,894,199 : 11,809,180 = 11,809,180 : x
  2. Step 2: Convert to fraction form
    7,894,199/11,809,180 = 11,809,180/x
  3. Step 3: Cross multiply
    7,894,199x = 11,809,180 × 11,809,180
  4. Step 4: Simplify right side
    7,894,199x = 139,456,732,272,400
  5. Step 5: Solve for x
    x = 139,456,732,272,400/7,894,199
  6. Step 6: Final answer
    x = 17,665,722.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.