Home / 6,398,313.58-9,597,470.31-2,138,481.81

Finding the Fourth Proportional to 6,398,313.58, 9,597,470.31 and 2,138,481.81

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Solution

The fourth proportional to 6,398,313.58, 9,597,470.31 and 2,138,481.81 is: 3,207,722.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398,313.58 : 9,597,470.31 = 2,138,481.81 : x
  2. Step 2: Convert to fraction form
    6,398,313.58/9,597,470.31 = 2,138,481.81/x
  3. Step 3: Cross multiply
    6,398,313.58x = 9,597,470.31 × 2,138,481.81
  4. Step 4: Simplify right side
    6,398,313.58x = 20,524,015,685,964.54
  5. Step 5: Solve for x
    x = 20,524,015,685,964.54/6,398,313.58
  6. Step 6: Final answer
    x = 3,207,722.70

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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.