Home / 40,481,335.29-55,864,249.09-21,896,467.26

Finding the Fourth Proportional to 40,481,335.29, 55,864,249.09 and 21,896,467.26

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Solution

The fourth proportional to 40,481,335.29, 55,864,249.09 and 21,896,467.26 is: 30,217,128.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,481,335.29 : 55,864,249.09 = 21,896,467.26 : x
  2. Step 2: Convert to fraction form
    40,481,335.29/55,864,249.09 = 21,896,467.26/x
  3. Step 3: Cross multiply
    40,481,335.29x = 55,864,249.09 × 21,896,467.26
  4. Step 4: Simplify right side
    40,481,335.29x = 1,223,229,701,203,670
  5. Step 5: Solve for x
    x = 1,223,229,701,203,670/40,481,335.29
  6. Step 6: Final answer
    x = 30,217,128.28

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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.