Home / 13,263,694.65-18,303,769.20-7,383,235.59

Finding the Fourth Proportional to 13,263,694.65, 18,303,769.20 and 7,383,235.59

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Solution

The fourth proportional to 13,263,694.65, 18,303,769.20 and 7,383,235.59 is: 10,188,793.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263,694.65 : 18,303,769.20 = 7,383,235.59 : x
  2. Step 2: Convert to fraction form
    13,263,694.65/18,303,769.20 = 7,383,235.59/x
  3. Step 3: Cross multiply
    13,263,694.65x = 18,303,769.20 × 7,383,235.59
  4. Step 4: Simplify right side
    13,263,694.65x = 135,141,040,188,585.81
  5. Step 5: Solve for x
    x = 135,141,040,188,585.81/13,263,694.65
  6. Step 6: Final answer
    x = 10,188,793.07

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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.