Home / 5,812,172.80-8,021,908.64-3,848,589.43

Finding the Fourth Proportional to 5,812,172.80, 8,021,908.64 and 3,848,589.43

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Solution

The fourth proportional to 5,812,172.80, 8,021,908.64 and 3,848,589.43 is: 5,311,788.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812,172.80 : 8,021,908.64 = 3,848,589.43 : x
  2. Step 2: Convert to fraction form
    5,812,172.80/8,021,908.64 = 3,848,589.43/x
  3. Step 3: Cross multiply
    5,812,172.80x = 8,021,908.64 × 3,848,589.43
  4. Step 4: Simplify right side
    5,812,172.80x = 30,873,032,800,329.68
  5. Step 5: Solve for x
    x = 30,873,032,800,329.68/5,812,172.80
  6. Step 6: Final answer
    x = 5,311,788.53

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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.