Home / 7,340,079.80-11,010,119.70-5,450,511.80

Finding the Fourth Proportional to 7,340,079.80, 11,010,119.70 and 5,450,511.80

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Solution

The fourth proportional to 7,340,079.80, 11,010,119.70 and 5,450,511.80 is: 8,175,767.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,079.80 : 11,010,119.70 = 5,450,511.80 : x
  2. Step 2: Convert to fraction form
    7,340,079.80/11,010,119.70 = 5,450,511.80/x
  3. Step 3: Cross multiply
    7,340,079.80x = 11,010,119.70 × 5,450,511.80
  4. Step 4: Simplify right side
    7,340,079.80x = 60,010,787,344,262.45
  5. Step 5: Solve for x
    x = 60,010,787,344,262.45/7,340,079.80
  6. Step 6: Final answer
    x = 8,175,767.70

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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.