Home / 6,857,209.12-9,463,076.88-3,759,527.20

Finding the Fourth Proportional to 6,857,209.12, 9,463,076.88 and 3,759,527.20

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Solution

The fourth proportional to 6,857,209.12, 9,463,076.88 and 3,759,527.20 is: 5,188,217.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857,209.12 : 9,463,076.88 = 3,759,527.20 : x
  2. Step 2: Convert to fraction form
    6,857,209.12/9,463,076.88 = 3,759,527.20/x
  3. Step 3: Cross multiply
    6,857,209.12x = 9,463,076.88 × 3,759,527.20
  4. Step 4: Simplify right side
    6,857,209.12x = 35,576,694,926,051.14
  5. Step 5: Solve for x
    x = 35,576,694,926,051.14/6,857,209.12
  6. Step 6: Final answer
    x = 5,188,217.87

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1.5x scale

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.