Home / 7,538,175.52-11,308,524.38-5,918,879

Finding the Fourth Proportional to 7,538,175.52, 11,308,524.38 and 5,918,879

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Solution

The fourth proportional to 7,538,175.52, 11,308,524.38 and 5,918,879 is: 8,879,308.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538,175.52 : 11,308,524.38 = 5,918,879 : x
  2. Step 2: Convert to fraction form
    7,538,175.52/11,308,524.38 = 5,918,879/x
  3. Step 3: Cross multiply
    7,538,175.52x = 11,308,524.38 × 5,918,879
  4. Step 4: Simplify right side
    7,538,175.52x = 66,933,787,473,770.02
  5. Step 5: Solve for x
    x = 66,933,787,473,770.02/7,538,175.52
  6. Step 6: Final answer
    x = 8,879,308.70

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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.