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Finding the Fourth Proportional to 6,100,892.67, 8,419,978.57 and 3,522,569.12

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Solution

The fourth proportional to 6,100,892.67, 8,419,978.57 and 3,522,569.12 is: 4,861,576.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,100,892.67 : 8,419,978.57 = 3,522,569.12 : x
  2. Step 2: Convert to fraction form
    6,100,892.67/8,419,978.57 = 3,522,569.12/x
  3. Step 3: Cross multiply
    6,100,892.67x = 8,419,978.57 × 3,522,569.12
  4. Step 4: Simplify right side
    6,100,892.67x = 29,659,956,450,837.45
  5. Step 5: Solve for x
    x = 29,659,956,450,837.45/6,100,892.67
  6. Step 6: Final answer
    x = 4,861,576.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.