Home / 5,812,171.80-8,021,907.26-3,848,588.43

Finding the Fourth Proportional to 5,812,171.80, 8,021,907.26 and 3,848,588.43

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Solution

The fourth proportional to 5,812,171.80, 8,021,907.26 and 3,848,588.43 is: 5,311,787.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812,171.80 : 8,021,907.26 = 3,848,588.43 : x
  2. Step 2: Convert to fraction form
    5,812,171.80/8,021,907.26 = 3,848,588.43/x
  3. Step 3: Cross multiply
    5,812,171.80x = 8,021,907.26 × 3,848,588.43
  4. Step 4: Simplify right side
    5,812,171.80x = 30,873,019,467,369.00
  5. Step 5: Solve for x
    x = 30,873,019,467,369.00/5,812,171.80
  6. Step 6: Final answer
    x = 5,311,787.15

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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.