Home / 34,519,737.78-47,638,381.32-18,839,618.46

Finding the Fourth Proportional to 34,519,737.78, 47,638,381.32 and 18,839,618.46

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Solution

The fourth proportional to 34,519,737.78, 47,638,381.32 and 18,839,618.46 is: 25,999,297.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,519,737.78 : 47,638,381.32 = 18,839,618.46 : x
  2. Step 2: Convert to fraction form
    34,519,737.78/47,638,381.32 = 18,839,618.46/x
  3. Step 3: Cross multiply
    34,519,737.78x = 47,638,381.32 × 18,839,618.46
  4. Step 4: Simplify right side
    34,519,737.78x = 897,488,928,120,791.25
  5. Step 5: Solve for x
    x = 897,488,928,120,791.25/34,519,737.78
  6. Step 6: Final answer
    x = 25,999,297.38

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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.