Home / 6,075,686.88-8,380,497.24-3,896,778.78

Finding the Fourth Proportional to 6,075,686.88, 8,380,497.24 and 3,896,778.78

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Solution

The fourth proportional to 6,075,686.88, 8,380,497.24 and 3,896,778.78 is: 5,375,020.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075,686.88 : 8,380,497.24 = 3,896,778.78 : x
  2. Step 2: Convert to fraction form
    6,075,686.88/8,380,497.24 = 3,896,778.78/x
  3. Step 3: Cross multiply
    6,075,686.88x = 8,380,497.24 × 3,896,778.78
  4. Step 4: Simplify right side
    6,075,686.88x = 32,656,943,810,680.57
  5. Step 5: Solve for x
    x = 32,656,943,810,680.57/6,075,686.88
  6. Step 6: Final answer
    x = 5,375,020.88

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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.