Home / 6,251,805.20-9,352,824.60-5,419,600.40

Finding the Fourth Proportional to 6,251,805.20, 9,352,824.60 and 5,419,600.40

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Solution

The fourth proportional to 6,251,805.20, 9,352,824.60 and 5,419,600.40 is: 8,107,829.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251,805.20 : 9,352,824.60 = 5,419,600.40 : x
  2. Step 2: Convert to fraction form
    6,251,805.20/9,352,824.60 = 5,419,600.40/x
  3. Step 3: Cross multiply
    6,251,805.20x = 9,352,824.60 × 5,419,600.40
  4. Step 4: Simplify right side
    6,251,805.20x = 50,688,571,943,289.84
  5. Step 5: Solve for x
    x = 50,688,571,943,289.84/6,251,805.20
  6. Step 6: Final answer
    x = 8,107,829.71

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1.5x scale

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.