Home / 13,718,714.75-20,560,133.26-5,622,211.11

Finding the Fourth Proportional to 13,718,714.75, 20,560,133.26 and 5,622,211.11

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Solution

The fourth proportional to 13,718,714.75, 20,560,133.26 and 5,622,211.11 is: 8,425,964.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,718,714.75 : 20,560,133.26 = 5,622,211.11 : x
  2. Step 2: Convert to fraction form
    13,718,714.75/20,560,133.26 = 5,622,211.11/x
  3. Step 3: Cross multiply
    13,718,714.75x = 20,560,133.26 × 5,622,211.11
  4. Step 4: Simplify right side
    13,718,714.75x = 115,593,409,689,961.45
  5. Step 5: Solve for x
    x = 115,593,409,689,961.45/13,718,714.75
  6. Step 6: Final answer
    x = 8,425,964.95

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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.