Home / 83,613,781.41-125,421,932.84-29,028,100.32

Finding the Fourth Proportional to 83,613,781.41, 125,421,932.84 and 29,028,100.32

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Solution

The fourth proportional to 83,613,781.41, 125,421,932.84 and 29,028,100.32 is: 43,542,588.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,613,781.41 : 125,421,932.84 = 29,028,100.32 : x
  2. Step 2: Convert to fraction form
    83,613,781.41/125,421,932.84 = 29,028,100.32/x
  3. Step 3: Cross multiply
    83,613,781.41x = 125,421,932.84 × 29,028,100.32
  4. Step 4: Simplify right side
    83,613,781.41x = 3,640,760,448,662,682
  5. Step 5: Solve for x
    x = 3,640,760,448,662,682/83,613,781.41
  6. Step 6: Final answer
    x = 43,542,588.16

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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.