Home / 36,889,769.52-50,912,370.38-21,419,854.11

Finding the Fourth Proportional to 36,889,769.52, 50,912,370.38 and 21,419,854.11

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Solution

The fourth proportional to 36,889,769.52, 50,912,370.38 and 21,419,854.11 is: 29,562,004.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,889,769.52 : 50,912,370.38 = 21,419,854.11 : x
  2. Step 2: Convert to fraction form
    36,889,769.52/50,912,370.38 = 21,419,854.11/x
  3. Step 3: Cross multiply
    36,889,769.52x = 50,912,370.38 × 21,419,854.11
  4. Step 4: Simplify right side
    36,889,769.52x = 1,090,535,545,987,434.88
  5. Step 5: Solve for x
    x = 1,090,535,545,987,434.88/36,889,769.52
  6. Step 6: Final answer
    x = 29,562,004.86

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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.