Home / 5,176,261.31-7,143,269.04-3,002,093.73

Finding the Fourth Proportional to 5,176,261.31, 7,143,269.04 and 3,002,093.73

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Solution

The fourth proportional to 5,176,261.31, 7,143,269.04 and 3,002,093.73 is: 4,142,905.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,261.31 : 7,143,269.04 = 3,002,093.73 : x
  2. Step 2: Convert to fraction form
    5,176,261.31/7,143,269.04 = 3,002,093.73/x
  3. Step 3: Cross multiply
    5,176,261.31x = 7,143,269.04 × 3,002,093.73
  4. Step 4: Simplify right side
    5,176,261.31x = 21,444,763,196,687.12
  5. Step 5: Solve for x
    x = 21,444,763,196,687.12/5,176,261.31
  6. Step 6: Final answer
    x = 4,142,905.84

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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.