Home / 7,272,379.22-10,035,960.63-4,009,310.73

Finding the Fourth Proportional to 7,272,379.22, 10,035,960.63 and 4,009,310.73

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Solution

The fourth proportional to 7,272,379.22, 10,035,960.63 and 4,009,310.73 is: 5,532,891.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272,379.22 : 10,035,960.63 = 4,009,310.73 : x
  2. Step 2: Convert to fraction form
    7,272,379.22/10,035,960.63 = 4,009,310.73/x
  3. Step 3: Cross multiply
    7,272,379.22x = 10,035,960.63 × 4,009,310.73
  4. Step 4: Simplify right side
    7,272,379.22x = 40,237,284,639,716.56
  5. Step 5: Solve for x
    x = 40,237,284,639,716.56/7,272,379.22
  6. Step 6: Final answer
    x = 5,532,891.43

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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.