Home / 7,381,126.73-10,185,961.27-4,117,942.13

Finding the Fourth Proportional to 7,381,126.73, 10,185,961.27 and 4,117,942.13

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Solution

The fourth proportional to 7,381,126.73, 10,185,961.27 and 4,117,942.13 is: 5,682,763.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,126.73 : 10,185,961.27 = 4,117,942.13 : x
  2. Step 2: Convert to fraction form
    7,381,126.73/10,185,961.27 = 4,117,942.13/x
  3. Step 3: Cross multiply
    7,381,126.73x = 10,185,961.27 × 4,117,942.13
  4. Step 4: Simplify right side
    7,381,126.73x = 41,945,199,043,540.14
  5. Step 5: Solve for x
    x = 41,945,199,043,540.14/7,381,126.73
  6. Step 6: Final answer
    x = 5,682,763.70

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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.