Home / 11,969,234.40-17,953,851.60-8,316,069.60

Finding the Fourth Proportional to 11,969,234.40, 17,953,851.60 and 8,316,069.60

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Solution

The fourth proportional to 11,969,234.40, 17,953,851.60 and 8,316,069.60 is: 12,474,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,969,234.40 : 17,953,851.60 = 8,316,069.60 : x
  2. Step 2: Convert to fraction form
    11,969,234.40/17,953,851.60 = 8,316,069.60/x
  3. Step 3: Cross multiply
    11,969,234.40x = 17,953,851.60 × 8,316,069.60
  4. Step 4: Simplify right side
    11,969,234.40x = 149,305,479,493,671.38
  5. Step 5: Solve for x
    x = 149,305,479,493,671.38/11,969,234.40
  6. Step 6: Final answer
    x = 12,474,104.40

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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.