Home / 5,189,844.33-7,161,956.66-2,866,896.65

Finding the Fourth Proportional to 5,189,844.33, 7,161,956.66 and 2,866,896.65

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Solution

The fourth proportional to 5,189,844.33, 7,161,956.66 and 2,866,896.65 is: 3,956,301.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,844.33 : 7,161,956.66 = 2,866,896.65 : x
  2. Step 2: Convert to fraction form
    5,189,844.33/7,161,956.66 = 2,866,896.65/x
  3. Step 3: Cross multiply
    5,189,844.33x = 7,161,956.66 × 2,866,896.65
  4. Step 4: Simplify right side
    5,189,844.33x = 20,532,589,581,071.32
  5. Step 5: Solve for x
    x = 20,532,589,581,071.32/5,189,844.33
  6. Step 6: Final answer
    x = 3,956,301.63

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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.