Home / 6,965,409.80-9,611,738.52-3,909,033.56

Finding the Fourth Proportional to 6,965,409.80, 9,611,738.52 and 3,909,033.56

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Solution

The fourth proportional to 6,965,409.80, 9,611,738.52 and 3,909,033.56 is: 5,394,170.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965,409.80 : 9,611,738.52 = 3,909,033.56 : x
  2. Step 2: Convert to fraction form
    6,965,409.80/9,611,738.52 = 3,909,033.56/x
  3. Step 3: Cross multiply
    6,965,409.80x = 9,611,738.52 × 3,909,033.56
  4. Step 4: Simplify right side
    6,965,409.80x = 37,572,608,444,624.73
  5. Step 5: Solve for x
    x = 37,572,608,444,624.73/6,965,409.80
  6. Step 6: Final answer
    x = 5,394,170.55

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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.