Home / 8,079,470.26-11,139,584.18-5,174,084.50

Finding the Fourth Proportional to 8,079,470.26, 11,139,584.18 and 5,174,084.50

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Solution

The fourth proportional to 8,079,470.26, 11,139,584.18 and 5,174,084.50 is: 7,133,778.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,079,470.26 : 11,139,584.18 = 5,174,084.50 : x
  2. Step 2: Convert to fraction form
    8,079,470.26/11,139,584.18 = 5,174,084.50/x
  3. Step 3: Cross multiply
    8,079,470.26x = 11,139,584.18 × 5,174,084.50
  4. Step 4: Simplify right side
    8,079,470.26x = 57,637,149,842,183.21
  5. Step 5: Solve for x
    x = 57,637,149,842,183.21/8,079,470.26
  6. Step 6: Final answer
    x = 7,133,778.33

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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.