Home / 12,252,379.52-18,378,564.96-3,276,698.24

Finding the Fourth Proportional to 12,252,379.52, 18,378,564.96 and 3,276,698.24

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Solution

The fourth proportional to 12,252,379.52, 18,378,564.96 and 3,276,698.24 is: 4,915,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252,379.52 : 18,378,564.96 = 3,276,698.24 : x
  2. Step 2: Convert to fraction form
    12,252,379.52/18,378,564.96 = 3,276,698.24/x
  3. Step 3: Cross multiply
    12,252,379.52x = 18,378,564.96 × 3,276,698.24
  4. Step 4: Simplify right side
    12,252,379.52x = 60,221,011,458,157.68
  5. Step 5: Solve for x
    x = 60,221,011,458,157.68/12,252,379.52
  6. Step 6: Final answer
    x = 4,915,046.20

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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.