Home / 9,213,672.20-13,820,505.60-4,947,972.44

Finding the Fourth Proportional to 9,213,672.20, 13,820,505.60 and 4,947,972.44

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Solution

The fourth proportional to 9,213,672.20, 13,820,505.60 and 4,947,972.44 is: 7,421,957.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213,672.20 : 13,820,505.60 = 4,947,972.44 : x
  2. Step 2: Convert to fraction form
    9,213,672.20/13,820,505.60 = 4,947,972.44/x
  3. Step 3: Cross multiply
    9,213,672.20x = 13,820,505.60 × 4,947,972.44
  4. Step 4: Simplify right side
    9,213,672.20x = 68,383,480,815,665.66
  5. Step 5: Solve for x
    x = 68,383,480,815,665.66/9,213,672.20
  6. Step 6: Final answer
    x = 7,421,957.21

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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.