Home / 12,522,745.07-18,783,850.19-3,424,842.69

Finding the Fourth Proportional to 12,522,745.07, 18,783,850.19 and 3,424,842.69

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Solution

The fourth proportional to 12,522,745.07, 18,783,850.19 and 3,424,842.69 is: 5,137,190.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,522,745.07 : 18,783,850.19 = 3,424,842.69 : x
  2. Step 2: Convert to fraction form
    12,522,745.07/18,783,850.19 = 3,424,842.69/x
  3. Step 3: Cross multiply
    12,522,745.07x = 18,783,850.19 × 3,424,842.69
  4. Step 4: Simplify right side
    12,522,745.07x = 64,331,731,996,152.39
  5. Step 5: Solve for x
    x = 64,331,731,996,152.39/12,522,745.07
  6. Step 6: Final answer
    x = 5,137,190.90

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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.