Home / 8,263,510.80-12,395,266.20-2,198,230.80

Finding the Fourth Proportional to 8,263,510.80, 12,395,266.20 and 2,198,230.80

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Solution

The fourth proportional to 8,263,510.80, 12,395,266.20 and 2,198,230.80 is: 3,297,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263,510.80 : 12,395,266.20 = 2,198,230.80 : x
  2. Step 2: Convert to fraction form
    8,263,510.80/12,395,266.20 = 2,198,230.80/x
  3. Step 3: Cross multiply
    8,263,510.80x = 12,395,266.20 × 2,198,230.80
  4. Step 4: Simplify right side
    8,263,510.80x = 27,247,655,935,038.96
  5. Step 5: Solve for x
    x = 27,247,655,935,038.96/8,263,510.80
  6. Step 6: Final answer
    x = 3,297,346.20

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Double scale
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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.