Home / 5,905,245.60-8,149,238.88-3,188,991.36

Finding the Fourth Proportional to 5,905,245.60, 8,149,238.88 and 3,188,991.36

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Solution

The fourth proportional to 5,905,245.60, 8,149,238.88 and 3,188,991.36 is: 4,400,808.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905,245.60 : 8,149,238.88 = 3,188,991.36 : x
  2. Step 2: Convert to fraction form
    5,905,245.60/8,149,238.88 = 3,188,991.36/x
  3. Step 3: Cross multiply
    5,905,245.60x = 8,149,238.88 × 3,188,991.36
  4. Step 4: Simplify right side
    5,905,245.60x = 25,987,852,378,896.07
  5. Step 5: Solve for x
    x = 25,987,852,378,896.07/5,905,245.60
  6. Step 6: Final answer
    x = 4,400,808.05

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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.