Home / 8,800,267.80-13,200,401.70-7,288,613.40

Finding the Fourth Proportional to 8,800,267.80, 13,200,401.70 and 7,288,613.40

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Solution

The fourth proportional to 8,800,267.80, 13,200,401.70 and 7,288,613.40 is: 10,932,920.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800,267.80 : 13,200,401.70 = 7,288,613.40 : x
  2. Step 2: Convert to fraction form
    8,800,267.80/13,200,401.70 = 7,288,613.40/x
  3. Step 3: Cross multiply
    8,800,267.80x = 13,200,401.70 × 7,288,613.40
  4. Step 4: Simplify right side
    8,800,267.80x = 96,212,624,716,002.78
  5. Step 5: Solve for x
    x = 96,212,624,716,002.78/8,800,267.80
  6. Step 6: Final answer
    x = 10,932,920.10

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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.