Home / 36,909,371.36-50,936,480.01-21,228,400.22

Finding the Fourth Proportional to 36,909,371.36, 50,936,480.01 and 21,228,400.22

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Solution

The fourth proportional to 36,909,371.36, 50,936,480.01 and 21,228,400.22 is: 29,296,082.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,909,371.36 : 50,936,480.01 = 21,228,400.22 : x
  2. Step 2: Convert to fraction form
    36,909,371.36/50,936,480.01 = 21,228,400.22/x
  3. Step 3: Cross multiply
    36,909,371.36x = 50,936,480.01 × 21,228,400.22
  4. Step 4: Simplify right side
    36,909,371.36x = 1,081,299,983,195,627.12
  5. Step 5: Solve for x
    x = 1,081,299,983,195,627.12/36,909,371.36
  6. Step 6: Final answer
    x = 29,296,082.36

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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.