Home / 7,328,141.33-10,992,305.48-1,936,745.15

Finding the Fourth Proportional to 7,328,141.33, 10,992,305.48 and 1,936,745.15

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Solution

The fourth proportional to 7,328,141.33, 10,992,305.48 and 1,936,745.15 is: 2,905,142.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328,141.33 : 10,992,305.48 = 1,936,745.15 : x
  2. Step 2: Convert to fraction form
    7,328,141.33/10,992,305.48 = 1,936,745.15/x
  3. Step 3: Cross multiply
    7,328,141.33x = 10,992,305.48 × 1,936,745.15
  4. Step 4: Simplify right side
    7,328,141.33x = 21,289,294,261,063.17
  5. Step 5: Solve for x
    x = 21,289,294,261,063.17/7,328,141.33
  6. Step 6: Final answer
    x = 2,905,142.43

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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.