Home / 6,871,060.58-9,479,937.24-3,969,392.72

Finding the Fourth Proportional to 6,871,060.58, 9,479,937.24 and 3,969,392.72

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Solution

The fourth proportional to 6,871,060.58, 9,479,937.24 and 3,969,392.72 is: 5,476,533.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871,060.58 : 9,479,937.24 = 3,969,392.72 : x
  2. Step 2: Convert to fraction form
    6,871,060.58/9,479,937.24 = 3,969,392.72/x
  3. Step 3: Cross multiply
    6,871,060.58x = 9,479,937.24 × 3,969,392.72
  4. Step 4: Simplify right side
    6,871,060.58x = 37,629,593,819,113.20
  5. Step 5: Solve for x
    x = 37,629,593,819,113.20/6,871,060.58
  6. Step 6: Final answer
    x = 5,476,533.56

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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.