Home / 8,196,305.80-12,297,957.90-3,934,280.20

Finding the Fourth Proportional to 8,196,305.80, 12,297,957.90 and 3,934,280.20

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Solution

The fourth proportional to 8,196,305.80, 12,297,957.90 and 3,934,280.20 is: 5,903,099.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,305.80 : 12,297,957.90 = 3,934,280.20 : x
  2. Step 2: Convert to fraction form
    8,196,305.80/12,297,957.90 = 3,934,280.20/x
  3. Step 3: Cross multiply
    8,196,305.80x = 12,297,957.90 × 3,934,280.20
  4. Step 4: Simplify right side
    8,196,305.80x = 48,383,612,266,403.59
  5. Step 5: Solve for x
    x = 48,383,612,266,403.59/8,196,305.80
  6. Step 6: Final answer
    x = 5,903,099.94

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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.