Home / 6,628,786.20-9,934,107.48-5,008,222.80

Finding the Fourth Proportional to 6,628,786.20, 9,934,107.48 and 5,008,222.80

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Solution

The fourth proportional to 6,628,786.20, 9,934,107.48 and 5,008,222.80 is: 7,505,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628,786.20 : 9,934,107.48 = 5,008,222.80 : x
  2. Step 2: Convert to fraction form
    6,628,786.20/9,934,107.48 = 5,008,222.80/x
  3. Step 3: Cross multiply
    6,628,786.20x = 9,934,107.48 × 5,008,222.80
  4. Step 4: Simplify right side
    6,628,786.20x = 49,752,223,578,986.55
  5. Step 5: Solve for x
    x = 49,752,223,578,986.55/6,628,786.20
  6. Step 6: Final answer
    x = 7,505,480.20

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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.