Home / 13,261,836.08-19,892,687.52-11,459,234.72

Finding the Fourth Proportional to 13,261,836.08, 19,892,687.52 and 11,459,234.72

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Solution

The fourth proportional to 13,261,836.08, 19,892,687.52 and 11,459,234.72 is: 17,188,794.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,261,836.08 : 19,892,687.52 = 11,459,234.72 : x
  2. Step 2: Convert to fraction form
    13,261,836.08/19,892,687.52 = 11,459,234.72/x
  3. Step 3: Cross multiply
    13,261,836.08x = 19,892,687.52 × 11,459,234.72
  4. Step 4: Simplify right side
    13,261,836.08x = 227,954,975,503,294.69
  5. Step 5: Solve for x
    x = 227,954,975,503,294.69/13,261,836.08
  6. Step 6: Final answer
    x = 17,188,794.53

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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.