Home / 13,146,014.20-19,685,843.70-10,491,806.20

Finding the Fourth Proportional to 13,146,014.20, 19,685,843.70 and 10,491,806.20

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Solution

The fourth proportional to 13,146,014.20, 19,685,843.70 and 10,491,806.20 is: 15,711,230.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,146,014.20 : 19,685,843.70 = 10,491,806.20 : x
  2. Step 2: Convert to fraction form
    13,146,014.20/19,685,843.70 = 10,491,806.20/x
  3. Step 3: Cross multiply
    13,146,014.20x = 19,685,843.70 × 10,491,806.20
  4. Step 4: Simplify right side
    13,146,014.20x = 206,540,056,983,890.91
  5. Step 5: Solve for x
    x = 206,540,056,983,890.91/13,146,014.20
  6. Step 6: Final answer
    x = 15,711,230.33

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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.