Home / 36,612,542.85-50,521,969.83-21,725,301.69

Finding the Fourth Proportional to 36,612,542.85, 50,521,969.83 and 21,725,301.69

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Solution

The fourth proportional to 36,612,542.85, 50,521,969.83 and 21,725,301.69 is: 29,978,934.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,612,542.85 : 50,521,969.83 = 21,725,301.69 : x
  2. Step 2: Convert to fraction form
    36,612,542.85/50,521,969.83 = 21,725,301.69/x
  3. Step 3: Cross multiply
    36,612,542.85x = 50,521,969.83 × 21,725,301.69
  4. Step 4: Simplify right side
    36,612,542.85x = 1,097,605,036,529,828
  5. Step 5: Solve for x
    x = 1,097,605,036,529,828/36,612,542.85
  6. Step 6: Final answer
    x = 29,978,934.84

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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.