Home / 8,226,286.80-12,339,430.20-4,858,760.40

Finding the Fourth Proportional to 8,226,286.80, 12,339,430.20 and 4,858,760.40

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Solution

The fourth proportional to 8,226,286.80, 12,339,430.20 and 4,858,760.40 is: 7,288,140.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226,286.80 : 12,339,430.20 = 4,858,760.40 : x
  2. Step 2: Convert to fraction form
    8,226,286.80/12,339,430.20 = 4,858,760.40/x
  3. Step 3: Cross multiply
    8,226,286.80x = 12,339,430.20 × 4,858,760.40
  4. Step 4: Simplify right side
    8,226,286.80x = 59,954,334,814,324.08
  5. Step 5: Solve for x
    x = 59,954,334,814,324.08/8,226,286.80
  6. Step 6: Final answer
    x = 7,288,140.60

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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.