Home / 6,439,993.56-9,661,732.56-2,180,162.16

Finding the Fourth Proportional to 6,439,993.56, 9,661,732.56 and 2,180,162.16

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Solution

The fourth proportional to 6,439,993.56, 9,661,732.56 and 2,180,162.16 is: 3,270,833.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,993.56 : 9,661,732.56 = 2,180,162.16 : x
  2. Step 2: Convert to fraction form
    6,439,993.56/9,661,732.56 = 2,180,162.16/x
  3. Step 3: Cross multiply
    6,439,993.56x = 9,661,732.56 × 2,180,162.16
  4. Step 4: Simplify right side
    6,439,993.56x = 21,064,143,727,351.93
  5. Step 5: Solve for x
    x = 21,064,143,727,351.93/6,439,993.56
  6. Step 6: Final answer
    x = 3,270,833.04

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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.