Home / 36,776,238.78-50,751,207.06-21,315,291.54

Finding the Fourth Proportional to 36,776,238.78, 50,751,207.06 and 21,315,291.54

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Solution

The fourth proportional to 36,776,238.78, 50,751,207.06 and 21,315,291.54 is: 29,415,100.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,776,238.78 : 50,751,207.06 = 21,315,291.54 : x
  2. Step 2: Convert to fraction form
    36,776,238.78/50,751,207.06 = 21,315,291.54/x
  3. Step 3: Cross multiply
    36,776,238.78x = 50,751,207.06 × 21,315,291.54
  4. Step 4: Simplify right side
    36,776,238.78x = 1,081,776,774,490,806.25
  5. Step 5: Solve for x
    x = 1,081,776,774,490,806.25/36,776,238.78
  6. Step 6: Final answer
    x = 29,415,100.90

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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.