Home / 8,403,200.55-12,604,800.83-8,216,576.55

Finding the Fourth Proportional to 8,403,200.55, 12,604,800.83 and 8,216,576.55

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Solution

The fourth proportional to 8,403,200.55, 12,604,800.83 and 8,216,576.55 is: 12,324,864.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,403,200.55 : 12,604,800.83 = 8,216,576.55 : x
  2. Step 2: Convert to fraction form
    8,403,200.55/12,604,800.83 = 8,216,576.55/x
  3. Step 3: Cross multiply
    8,403,200.55x = 12,604,800.83 × 8,216,576.55
  4. Step 4: Simplify right side
    8,403,200.55x = 103,568,310,876,115.64
  5. Step 5: Solve for x
    x = 103,568,310,876,115.64/8,403,200.55
  6. Step 6: Final answer
    x = 12,324,864.83

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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.