Home / 6,879,682.20-9,494,067.60-3,782,339.64

Finding the Fourth Proportional to 6,879,682.20, 9,494,067.60 and 3,782,339.64

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Solution

The fourth proportional to 6,879,682.20, 9,494,067.60 and 3,782,339.64 is: 5,219,687.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879,682.20 : 9,494,067.60 = 3,782,339.64 : x
  2. Step 2: Convert to fraction form
    6,879,682.20/9,494,067.60 = 3,782,339.64/x
  3. Step 3: Cross multiply
    6,879,682.20x = 9,494,067.60 × 3,782,339.64
  4. Step 4: Simplify right side
    6,879,682.20x = 35,909,788,228,319.66
  5. Step 5: Solve for x
    x = 35,909,788,228,319.66/6,879,682.20
  6. Step 6: Final answer
    x = 5,219,687.07

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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.