Home / 36,378,109.20-54,567,163.80-18,185,112.30

Finding the Fourth Proportional to 36,378,109.20, 54,567,163.80 and 18,185,112.30

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Solution

The fourth proportional to 36,378,109.20, 54,567,163.80 and 18,185,112.30 is: 27,277,668.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,378,109.20 : 54,567,163.80 = 18,185,112.30 : x
  2. Step 2: Convert to fraction form
    36,378,109.20/54,567,163.80 = 18,185,112.30/x
  3. Step 3: Cross multiply
    36,378,109.20x = 54,567,163.80 × 18,185,112.30
  4. Step 4: Simplify right side
    36,378,109.20x = 992,310,001,595,494.75
  5. Step 5: Solve for x
    x = 992,310,001,595,494.75/36,378,109.20
  6. Step 6: Final answer
    x = 27,277,668.45

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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.