Home / 5,465,839.80-8,203,734.96-2,909,201.16

Finding the Fourth Proportional to 5,465,839.80, 8,203,734.96 and 2,909,201.16

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Solution

The fourth proportional to 5,465,839.80, 8,203,734.96 and 2,909,201.16 is: 4,366,449.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465,839.80 : 8,203,734.96 = 2,909,201.16 : x
  2. Step 2: Convert to fraction form
    5,465,839.80/8,203,734.96 = 2,909,201.16/x
  3. Step 3: Cross multiply
    5,465,839.80x = 8,203,734.96 × 2,909,201.16
  4. Step 4: Simplify right side
    5,465,839.80x = 23,866,315,261,964.55
  5. Step 5: Solve for x
    x = 23,866,315,261,964.55/5,465,839.80
  6. Step 6: Final answer
    x = 4,366,449.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.