Home / 36,612,542.09-50,521,968.81-21,725,300.95

Finding the Fourth Proportional to 36,612,542.09, 50,521,968.81 and 21,725,300.95

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Solution

The fourth proportional to 36,612,542.09, 50,521,968.81 and 21,725,300.95 is: 29,978,933.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,612,542.09 : 50,521,968.81 = 21,725,300.95 : x
  2. Step 2: Convert to fraction form
    36,612,542.09/50,521,968.81 = 21,725,300.95/x
  3. Step 3: Cross multiply
    36,612,542.09x = 50,521,968.81 × 21,725,300.95
  4. Step 4: Simplify right side
    36,612,542.09x = 1,097,604,976,857,458.62
  5. Step 5: Solve for x
    x = 1,097,604,976,857,458.62/36,612,542.09
  6. Step 6: Final answer
    x = 29,978,933.83

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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.