Home / 6,870,934.20-9,485,570.36-5,297,629.82

Finding the Fourth Proportional to 6,870,934.20, 9,485,570.36 and 5,297,629.82

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Solution

The fourth proportional to 6,870,934.20, 9,485,570.36 and 5,297,629.82 is: 7,313,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,934.20 : 9,485,570.36 = 5,297,629.82 : x
  2. Step 2: Convert to fraction form
    6,870,934.20/9,485,570.36 = 5,297,629.82/x
  3. Step 3: Cross multiply
    6,870,934.20x = 9,485,570.36 × 5,297,629.82
  4. Step 4: Simplify right side
    6,870,934.20x = 50,251,040,398,844.13
  5. Step 5: Solve for x
    x = 50,251,040,398,844.13/6,870,934.20
  6. Step 6: Final answer
    x = 7,313,567.40

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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.