Home / 8,530,433.58-12,795,650.37-2,850,657.89

Finding the Fourth Proportional to 8,530,433.58, 12,795,650.37 and 2,850,657.89

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Solution

The fourth proportional to 8,530,433.58, 12,795,650.37 and 2,850,657.89 is: 4,275,986.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530,433.58 : 12,795,650.37 = 2,850,657.89 : x
  2. Step 2: Convert to fraction form
    8,530,433.58/12,795,650.37 = 2,850,657.89/x
  3. Step 3: Cross multiply
    8,530,433.58x = 12,795,650.37 × 2,850,657.89
  4. Step 4: Simplify right side
    8,530,433.58x = 36,476,021,716,911.05
  5. Step 5: Solve for x
    x = 36,476,021,716,911.05/8,530,433.58
  6. Step 6: Final answer
    x = 4,275,986.84

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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.