Home / 5,728,709.28-7,905,821.76-3,150,589.44

Finding the Fourth Proportional to 5,728,709.28, 7,905,821.76 and 3,150,589.44

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Solution

The fourth proportional to 5,728,709.28, 7,905,821.76 and 3,150,589.44 is: 4,347,925.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728,709.28 : 7,905,821.76 = 3,150,589.44 : x
  2. Step 2: Convert to fraction form
    5,728,709.28/7,905,821.76 = 3,150,589.44/x
  3. Step 3: Cross multiply
    5,728,709.28x = 7,905,821.76 × 3,150,589.44
  4. Step 4: Simplify right side
    5,728,709.28x = 24,907,998,551,578.21
  5. Step 5: Solve for x
    x = 24,907,998,551,578.21/5,728,709.28
  6. Step 6: Final answer
    x = 4,347,925.04

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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.