Home / 11,787,234.40-17,680,851.60-4,214,447.20

Finding the Fourth Proportional to 11,787,234.40, 17,680,851.60 and 4,214,447.20

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Solution

The fourth proportional to 11,787,234.40, 17,680,851.60 and 4,214,447.20 is: 6,321,670.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787,234.40 : 17,680,851.60 = 4,214,447.20 : x
  2. Step 2: Convert to fraction form
    11,787,234.40/17,680,851.60 = 4,214,447.20/x
  3. Step 3: Cross multiply
    11,787,234.40x = 17,680,851.60 × 4,214,447.20
  4. Step 4: Simplify right side
    11,787,234.40x = 74,515,015,519,235.53
  5. Step 5: Solve for x
    x = 74,515,015,519,235.53/11,787,234.40
  6. Step 6: Final answer
    x = 6,321,670.80

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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.