Home / 5,809,635.45-8,017,185.24-3,195,986.78

Finding the Fourth Proportional to 5,809,635.45, 8,017,185.24 and 3,195,986.78

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Solution

The fourth proportional to 5,809,635.45, 8,017,185.24 and 3,195,986.78 is: 4,410,400.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809,635.45 : 8,017,185.24 = 3,195,986.78 : x
  2. Step 2: Convert to fraction form
    5,809,635.45/8,017,185.24 = 3,195,986.78/x
  3. Step 3: Cross multiply
    5,809,635.45x = 8,017,185.24 × 3,195,986.78
  4. Step 4: Simplify right side
    5,809,635.45x = 25,622,817,999,765.20
  5. Step 5: Solve for x
    x = 25,622,817,999,765.20/5,809,635.45
  6. Step 6: Final answer
    x = 4,410,400.31

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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.