Home / 8,312,833.71-11,479,633.38-7,859,952.54

Finding the Fourth Proportional to 8,312,833.71, 11,479,633.38 and 7,859,952.54

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Solution

The fourth proportional to 8,312,833.71, 11,479,633.38 and 7,859,952.54 is: 10,854,225.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,312,833.71 : 11,479,633.38 = 7,859,952.54 : x
  2. Step 2: Convert to fraction form
    8,312,833.71/11,479,633.38 = 7,859,952.54/x
  3. Step 3: Cross multiply
    8,312,833.71x = 11,479,633.38 × 7,859,952.54
  4. Step 4: Simplify right side
    8,312,833.71x = 90,229,373,543,399.80
  5. Step 5: Solve for x
    x = 90,229,373,543,399.80/8,312,833.71
  6. Step 6: Final answer
    x = 10,854,225.73

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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.