Home / 7,554,879.19-11,328,163.44-5,161,426.39

Finding the Fourth Proportional to 7,554,879.19, 11,328,163.44 and 5,161,426.39

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Solution

The fourth proportional to 7,554,879.19, 11,328,163.44 and 5,161,426.39 is: 7,739,300.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,554,879.19 : 11,328,163.44 = 5,161,426.39 : x
  2. Step 2: Convert to fraction form
    7,554,879.19/11,328,163.44 = 5,161,426.39/x
  3. Step 3: Cross multiply
    7,554,879.19x = 11,328,163.44 × 5,161,426.39
  4. Step 4: Simplify right side
    7,554,879.19x = 58,469,481,729,449.17
  5. Step 5: Solve for x
    x = 58,469,481,729,449.17/7,554,879.19
  6. Step 6: Final answer
    x = 7,739,300.69

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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.