Home / 8,544,002.80-12,816,004.20-8,245,404.40

Finding the Fourth Proportional to 8,544,002.80, 12,816,004.20 and 8,245,404.40

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Solution

The fourth proportional to 8,544,002.80, 12,816,004.20 and 8,245,404.40 is: 12,368,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544,002.80 : 12,816,004.20 = 8,245,404.40 : x
  2. Step 2: Convert to fraction form
    8,544,002.80/12,816,004.20 = 8,245,404.40/x
  3. Step 3: Cross multiply
    8,544,002.80x = 12,816,004.20 × 8,245,404.40
  4. Step 4: Simplify right side
    8,544,002.80x = 105,673,137,421,098.48
  5. Step 5: Solve for x
    x = 105,673,137,421,098.48/8,544,002.80
  6. Step 6: Final answer
    x = 12,368,106.60

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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.