Home / 15,010,163.12-20,716,248.36-9,504,049.76

Finding the Fourth Proportional to 15,010,163.12, 20,716,248.36 and 9,504,049.76

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Solution

The fourth proportional to 15,010,163.12, 20,716,248.36 and 9,504,049.76 is: 13,116,996.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010,163.12 : 20,716,248.36 = 9,504,049.76 : x
  2. Step 2: Convert to fraction form
    15,010,163.12/20,716,248.36 = 9,504,049.76/x
  3. Step 3: Cross multiply
    15,010,163.12x = 20,716,248.36 × 9,504,049.76
  4. Step 4: Simplify right side
    15,010,163.12x = 196,888,255,253,958.38
  5. Step 5: Solve for x
    x = 196,888,255,253,958.38/15,010,163.12
  6. Step 6: Final answer
    x = 13,116,996.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.