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Finding the Fourth Proportional to 11,672,679, 17,509,096.26 and 3,694,503

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Solution

The fourth proportional to 11,672,679, 17,509,096.26 and 3,694,503 is: 5,541,779.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672,679 : 17,509,096.26 = 3,694,503 : x
  2. Step 2: Convert to fraction form
    11,672,679/17,509,096.26 = 3,694,503/x
  3. Step 3: Cross multiply
    11,672,679x = 17,509,096.26 × 3,694,503
  4. Step 4: Simplify right side
    11,672,679x = 64,687,408,659,858.79
  5. Step 5: Solve for x
    x = 64,687,408,659,858.79/11,672,679
  6. Step 6: Final answer
    x = 5,541,779.11

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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.