Home / 6,879,942.27-9,494,326.44-3,782,518.37

Finding the Fourth Proportional to 6,879,942.27, 9,494,326.44 and 3,782,518.37

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Solution

The fourth proportional to 6,879,942.27, 9,494,326.44 and 3,782,518.37 is: 5,219,878.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879,942.27 : 9,494,326.44 = 3,782,518.37 : x
  2. Step 2: Convert to fraction form
    6,879,942.27/9,494,326.44 = 3,782,518.37/x
  3. Step 3: Cross multiply
    6,879,942.27x = 9,494,326.44 × 3,782,518.37
  4. Step 4: Simplify right side
    6,879,942.27x = 35,912,464,158,208.79
  5. Step 5: Solve for x
    x = 35,912,464,158,208.79/6,879,942.27
  6. Step 6: Final answer
    x = 5,219,878.71

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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.