Home / 55,143,722.70-82,715,584.05-30,957,252.30

Finding the Fourth Proportional to 55,143,722.70, 82,715,584.05 and 30,957,252.30

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Solution

The fourth proportional to 55,143,722.70, 82,715,584.05 and 30,957,252.30 is: 46,435,878.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,143,722.70 : 82,715,584.05 = 30,957,252.30 : x
  2. Step 2: Convert to fraction form
    55,143,722.70/82,715,584.05 = 30,957,252.30/x
  3. Step 3: Cross multiply
    55,143,722.70x = 82,715,584.05 × 30,957,252.30
  4. Step 4: Simplify right side
    55,143,722.70x = 2,560,647,204,577,706
  5. Step 5: Solve for x
    x = 2,560,647,204,577,706/55,143,722.70
  6. Step 6: Final answer
    x = 46,435,878.45

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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.