Home / 6,728,228.74-9,284,632.86-3,827,348.20

Finding the Fourth Proportional to 6,728,228.74, 9,284,632.86 and 3,827,348.20

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Solution

The fourth proportional to 6,728,228.74, 9,284,632.86 and 3,827,348.20 is: 5,281,556.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728,228.74 : 9,284,632.86 = 3,827,348.20 : x
  2. Step 2: Convert to fraction form
    6,728,228.74/9,284,632.86 = 3,827,348.20/x
  3. Step 3: Cross multiply
    6,728,228.74x = 9,284,632.86 × 3,827,348.20
  4. Step 4: Simplify right side
    6,728,228.74x = 35,535,522,864,381.85
  5. Step 5: Solve for x
    x = 35,535,522,864,381.85/6,728,228.74
  6. Step 6: Final answer
    x = 5,281,556.89

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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.