Home / 12,367,455.60-18,551,183.40-8,588,319.60

Finding the Fourth Proportional to 12,367,455.60, 18,551,183.40 and 8,588,319.60

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Solution

The fourth proportional to 12,367,455.60, 18,551,183.40 and 8,588,319.60 is: 12,882,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367,455.60 : 18,551,183.40 = 8,588,319.60 : x
  2. Step 2: Convert to fraction form
    12,367,455.60/18,551,183.40 = 8,588,319.60/x
  3. Step 3: Cross multiply
    12,367,455.60x = 18,551,183.40 × 8,588,319.60
  4. Step 4: Simplify right side
    12,367,455.60x = 159,323,491,997,414.62
  5. Step 5: Solve for x
    x = 159,323,491,997,414.62/12,367,455.60
  6. Step 6: Final answer
    x = 12,882,479.40

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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.