Home / 8,353,372.80-12,530,059.20-5,699,164.80

Finding the Fourth Proportional to 8,353,372.80, 12,530,059.20 and 5,699,164.80

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Solution

The fourth proportional to 8,353,372.80, 12,530,059.20 and 5,699,164.80 is: 8,548,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353,372.80 : 12,530,059.20 = 5,699,164.80 : x
  2. Step 2: Convert to fraction form
    8,353,372.80/12,530,059.20 = 5,699,164.80/x
  3. Step 3: Cross multiply
    8,353,372.80x = 12,530,059.20 × 5,699,164.80
  4. Step 4: Simplify right side
    8,353,372.80x = 71,410,872,334,556.16
  5. Step 5: Solve for x
    x = 71,410,872,334,556.16/8,353,372.80
  6. Step 6: Final answer
    x = 8,548,747.20

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Double scale
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Similar ratio
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1.5x scale

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.