Home / 41,010,112.80-61,431,188.40-20,826,727.20

Finding the Fourth Proportional to 41,010,112.80, 61,431,188.40 and 20,826,727.20

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Solution

The fourth proportional to 41,010,112.80, 61,431,188.40 and 20,826,727.20 is: 31,197,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,010,112.80 : 61,431,188.40 = 20,826,727.20 : x
  2. Step 2: Convert to fraction form
    41,010,112.80/61,431,188.40 = 20,826,727.20/x
  3. Step 3: Cross multiply
    41,010,112.80x = 61,431,188.40 × 20,826,727.20
  4. Step 4: Simplify right side
    41,010,112.80x = 1,279,410,602,378,604.50
  5. Step 5: Solve for x
    x = 1,279,410,602,378,604.50/41,010,112.80
  6. Step 6: Final answer
    x = 31,197,441.68

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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.