Home / 11,428,525.61-17,141,738.64-3,855,556.97

Finding the Fourth Proportional to 11,428,525.61, 17,141,738.64 and 3,855,556.97

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Solution

The fourth proportional to 11,428,525.61, 17,141,738.64 and 3,855,556.97 is: 5,782,981.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,428,525.61 : 17,141,738.64 = 3,855,556.97 : x
  2. Step 2: Convert to fraction form
    11,428,525.61/17,141,738.64 = 3,855,556.97/x
  3. Step 3: Cross multiply
    11,428,525.61x = 17,141,738.64 × 3,855,556.97
  4. Step 4: Simplify right side
    11,428,525.61x = 66,090,949,891,370.33
  5. Step 5: Solve for x
    x = 66,090,949,891,370.33/11,428,525.61
  6. Step 6: Final answer
    x = 5,782,981.30

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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.