Home / 5,728,432.92-7,905,294-3,150,131.64

Finding the Fourth Proportional to 5,728,432.92, 7,905,294 and 3,150,131.64

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Solution

The fourth proportional to 5,728,432.92, 7,905,294 and 3,150,131.64 is: 4,347,212.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728,432.92 : 7,905,294 = 3,150,131.64 : x
  2. Step 2: Convert to fraction form
    5,728,432.92/7,905,294 = 3,150,131.64/x
  3. Step 3: Cross multiply
    5,728,432.92x = 7,905,294 × 3,150,131.64
  4. Step 4: Simplify right side
    5,728,432.92x = 24,902,716,752,902.16
  5. Step 5: Solve for x
    x = 24,902,716,752,902.16/5,728,432.92
  6. Step 6: Final answer
    x = 4,347,212.77

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1.5x scale

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.