Home / 12,228,640.36-18,342,938.94-3,253,192.36

Finding the Fourth Proportional to 12,228,640.36, 18,342,938.94 and 3,253,192.36

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Solution

The fourth proportional to 12,228,640.36, 18,342,938.94 and 3,253,192.36 is: 4,879,782.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,228,640.36 : 18,342,938.94 = 3,253,192.36 : x
  2. Step 2: Convert to fraction form
    12,228,640.36/18,342,938.94 = 3,253,192.36/x
  3. Step 3: Cross multiply
    12,228,640.36x = 18,342,938.94 × 3,253,192.36
  4. Step 4: Simplify right side
    12,228,640.36x = 59,673,108,819,554.50
  5. Step 5: Solve for x
    x = 59,673,108,819,554.50/12,228,640.36
  6. Step 6: Final answer
    x = 4,879,782.79

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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.