Home / 8,530,434.25-12,795,651.38-2,850,658.57

Finding the Fourth Proportional to 8,530,434.25, 12,795,651.38 and 2,850,658.57

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Solution

The fourth proportional to 8,530,434.25, 12,795,651.38 and 2,850,658.57 is: 4,275,987.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530,434.25 : 12,795,651.38 = 2,850,658.57 : x
  2. Step 2: Convert to fraction form
    8,530,434.25/12,795,651.38 = 2,850,658.57/x
  3. Step 3: Cross multiply
    8,530,434.25x = 12,795,651.38 × 2,850,658.57
  4. Step 4: Simplify right side
    8,530,434.25x = 36,476,033,186,897.77
  5. Step 5: Solve for x
    x = 36,476,033,186,897.77/8,530,434.25
  6. Step 6: Final answer
    x = 4,275,987.85

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Double scale
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Similar ratio
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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.