Home / 6,722,209.27-10,078,145.28-3,480,271.54

Finding the Fourth Proportional to 6,722,209.27, 10,078,145.28 and 3,480,271.54

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Solution

The fourth proportional to 6,722,209.27, 10,078,145.28 and 3,480,271.54 is: 5,217,731.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722,209.27 : 10,078,145.28 = 3,480,271.54 : x
  2. Step 2: Convert to fraction form
    6,722,209.27/10,078,145.28 = 3,480,271.54/x
  3. Step 3: Cross multiply
    6,722,209.27x = 10,078,145.28 × 3,480,271.54
  4. Step 4: Simplify right side
    6,722,209.27x = 35,074,682,193,969.33
  5. Step 5: Solve for x
    x = 35,074,682,193,969.33/6,722,209.27
  6. Step 6: Final answer
    x = 5,217,731.37

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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.