Home / 5,728,961.88-7,905,809.52-3,150,642.60

Finding the Fourth Proportional to 5,728,961.88, 7,905,809.52 and 3,150,642.60

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Solution

The fourth proportional to 5,728,961.88, 7,905,809.52 and 3,150,642.60 is: 4,347,799.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728,961.88 : 7,905,809.52 = 3,150,642.60 : x
  2. Step 2: Convert to fraction form
    5,728,961.88/7,905,809.52 = 3,150,642.60/x
  3. Step 3: Cross multiply
    5,728,961.88x = 7,905,809.52 × 3,150,642.60
  4. Step 4: Simplify right side
    5,728,961.88x = 24,908,380,261,197.55
  5. Step 5: Solve for x
    x = 24,908,380,261,197.55/5,728,961.88
  6. Step 6: Final answer
    x = 4,347,799.96

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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.