Home / 5,485,568.19-7,570,139.72-3,309,690.71

Finding the Fourth Proportional to 5,485,568.19, 7,570,139.72 and 3,309,690.71

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Solution

The fourth proportional to 5,485,568.19, 7,570,139.72 and 3,309,690.71 is: 4,567,406.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485,568.19 : 7,570,139.72 = 3,309,690.71 : x
  2. Step 2: Convert to fraction form
    5,485,568.19/7,570,139.72 = 3,309,690.71/x
  3. Step 3: Cross multiply
    5,485,568.19x = 7,570,139.72 × 3,309,690.71
  4. Step 4: Simplify right side
    5,485,568.19x = 25,054,821,050,286.85
  5. Step 5: Solve for x
    x = 25,054,821,050,286.85/5,485,568.19
  6. Step 6: Final answer
    x = 4,567,406.73

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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.