Home / 6,263,144.80-9,394,717.20-5,200,309.60

Finding the Fourth Proportional to 6,263,144.80, 9,394,717.20 and 5,200,309.60

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Solution

The fourth proportional to 6,263,144.80, 9,394,717.20 and 5,200,309.60 is: 7,800,464.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263,144.80 : 9,394,717.20 = 5,200,309.60 : x
  2. Step 2: Convert to fraction form
    6,263,144.80/9,394,717.20 = 5,200,309.60/x
  3. Step 3: Cross multiply
    6,263,144.80x = 9,394,717.20 × 5,200,309.60
  4. Step 4: Simplify right side
    6,263,144.80x = 48,855,438,044,445.11
  5. Step 5: Solve for x
    x = 48,855,438,044,445.11/6,263,144.80
  6. Step 6: Final answer
    x = 7,800,464.40

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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.