Home / 40,548,883.62-60,826,162.57-20,073,105.50

Finding the Fourth Proportional to 40,548,883.62, 60,826,162.57 and 20,073,105.50

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Solution

The fourth proportional to 40,548,883.62, 60,826,162.57 and 20,073,105.50 is: 30,111,062.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,548,883.62 : 60,826,162.57 = 20,073,105.50 : x
  2. Step 2: Convert to fraction form
    40,548,883.62/60,826,162.57 = 20,073,105.50/x
  3. Step 3: Cross multiply
    40,548,883.62x = 60,826,162.57 × 20,073,105.50
  4. Step 4: Simplify right side
    40,548,883.62x = 1,220,969,978,073,447.75
  5. Step 5: Solve for x
    x = 1,220,969,978,073,447.75/40,548,883.62
  6. Step 6: Final answer
    x = 30,111,062.72

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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.