Home / 12,196,874.25-18,295,690.46-4,522,428.81

Finding the Fourth Proportional to 12,196,874.25, 18,295,690.46 and 4,522,428.81

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Solution

The fourth proportional to 12,196,874.25, 18,295,690.46 and 4,522,428.81 is: 6,783,783.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,196,874.25 : 18,295,690.46 = 4,522,428.81 : x
  2. Step 2: Convert to fraction form
    12,196,874.25/18,295,690.46 = 4,522,428.81/x
  3. Step 3: Cross multiply
    12,196,874.25x = 18,295,690.46 × 4,522,428.81
  4. Step 4: Simplify right side
    12,196,874.25x = 82,740,957,612,534
  5. Step 5: Solve for x
    x = 82,740,957,612,534/12,196,874.25
  6. Step 6: Final answer
    x = 6,783,783.77

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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.