Home / 11,759,385.60-17,629,747.20-6,440,601.60

Finding the Fourth Proportional to 11,759,385.60, 17,629,747.20 and 6,440,601.60

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Solution

The fourth proportional to 11,759,385.60, 17,629,747.20 and 6,440,601.60 is: 9,655,791.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,759,385.60 : 17,629,747.20 = 6,440,601.60 : x
  2. Step 2: Convert to fraction form
    11,759,385.60/17,629,747.20 = 6,440,601.60/x
  3. Step 3: Cross multiply
    11,759,385.60x = 17,629,747.20 × 6,440,601.60
  4. Step 4: Simplify right side
    11,759,385.60x = 113,546,178,023,915.52
  5. Step 5: Solve for x
    x = 113,546,178,023,915.52/11,759,385.60
  6. Step 6: Final answer
    x = 9,655,791.71

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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.