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Finding the Third Proportional to 3,407,135 and 7,505,605

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Solution

The third proportional to 3,407,135 and 7,505,605 is: 16,534,157.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407,135 : 7,505,605 = 7,505,605 : x
  2. Step 2: Convert to fraction form
    3,407,135/7,505,605 = 7,505,605/x
  3. Step 3: Cross multiply
    3,407,135x = 7,505,605 × 7,505,605
  4. Step 4: Simplify right side
    3,407,135x = 56,334,106,416,025
  5. Step 5: Solve for x
    x = 56,334,106,416,025/3,407,135
  6. Step 6: Final answer
    x = 16,534,157.41

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.