Home / 12,675,104.14-17,491,171.44-7,515,378.22

Finding the Fourth Proportional to 12,675,104.14, 17,491,171.44 and 7,515,378.22

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Solution

The fourth proportional to 12,675,104.14, 17,491,171.44 and 7,515,378.22 is: 10,370,941.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,675,104.14 : 17,491,171.44 = 7,515,378.22 : x
  2. Step 2: Convert to fraction form
    12,675,104.14/17,491,171.44 = 7,515,378.22/x
  3. Step 3: Cross multiply
    12,675,104.14x = 17,491,171.44 × 7,515,378.22
  4. Step 4: Simplify right side
    12,675,104.14x = 131,452,768,882,462.05
  5. Step 5: Solve for x
    x = 131,452,768,882,462.05/12,675,104.14
  6. Step 6: Final answer
    x = 10,370,941.92

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Double scale
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1.5x scale

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.