Home / 13,342,578.84-20,015,487.82-3,757,957.38

Finding the Fourth Proportional to 13,342,578.84, 20,015,487.82 and 3,757,957.38

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Solution

The fourth proportional to 13,342,578.84, 20,015,487.82 and 3,757,957.38 is: 5,637,392.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,342,578.84 : 20,015,487.82 = 3,757,957.38 : x
  2. Step 2: Convert to fraction form
    13,342,578.84/20,015,487.82 = 3,757,957.38/x
  3. Step 3: Cross multiply
    13,342,578.84x = 20,015,487.82 × 3,757,957.38
  4. Step 4: Simplify right side
    13,342,578.84x = 75,217,350,167,469.11
  5. Step 5: Solve for x
    x = 75,217,350,167,469.11/13,342,578.84
  6. Step 6: Final answer
    x = 5,637,392.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.