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Finding the Third Proportional to 3,809,409.75 and 8,135,451

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Solution

The third proportional to 3,809,409.75 and 8,135,451 is: 17,374,230.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809,409.75 : 8,135,451 = 8,135,451 : x
  2. Step 2: Convert to fraction form
    3,809,409.75/8,135,451 = 8,135,451/x
  3. Step 3: Cross multiply
    3,809,409.75x = 8,135,451 × 8,135,451
  4. Step 4: Simplify right side
    3,809,409.75x = 66,185,562,973,401
  5. Step 5: Solve for x
    x = 66,185,562,973,401/3,809,409.75
  6. Step 6: Final answer
    x = 17,374,230.48

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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.