Home / 12,692,575.26-17,530,175.52-8,555,471.10

Finding the Fourth Proportional to 12,692,575.26, 17,530,175.52 and 8,555,471.10

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Solution

The fourth proportional to 12,692,575.26, 17,530,175.52 and 8,555,471.10 is: 11,816,271.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,692,575.26 : 17,530,175.52 = 8,555,471.10 : x
  2. Step 2: Convert to fraction form
    12,692,575.26/17,530,175.52 = 8,555,471.10/x
  3. Step 3: Cross multiply
    12,692,575.26x = 17,530,175.52 × 8,555,471.10
  4. Step 4: Simplify right side
    12,692,575.26x = 149,978,910,039,287.47
  5. Step 5: Solve for x
    x = 149,978,910,039,287.47/12,692,575.26
  6. Step 6: Final answer
    x = 11,816,271.09

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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.