Home / 13,471,332.72-20,204,564.72-3,884,354.16

Finding the Fourth Proportional to 13,471,332.72, 20,204,564.72 and 3,884,354.16

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Solution

The fourth proportional to 13,471,332.72, 20,204,564.72 and 3,884,354.16 is: 5,825,829.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,332.72 : 20,204,564.72 = 3,884,354.16 : x
  2. Step 2: Convert to fraction form
    13,471,332.72/20,204,564.72 = 3,884,354.16/x
  3. Step 3: Cross multiply
    13,471,332.72x = 20,204,564.72 × 3,884,354.16
  4. Step 4: Simplify right side
    13,471,332.72x = 78,481,685,021,121.23
  5. Step 5: Solve for x
    x = 78,481,685,021,121.23/13,471,332.72
  6. Step 6: Final answer
    x = 5,825,829.31

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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.