Home / 5,356,163.36-7,391,481.72-2,908,755.20

Finding the Fourth Proportional to 5,356,163.36, 7,391,481.72 and 2,908,755.20

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Solution

The fourth proportional to 5,356,163.36, 7,391,481.72 and 2,908,755.20 is: 4,014,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356,163.36 : 7,391,481.72 = 2,908,755.20 : x
  2. Step 2: Convert to fraction form
    5,356,163.36/7,391,481.72 = 2,908,755.20/x
  3. Step 3: Cross multiply
    5,356,163.36x = 7,391,481.72 × 2,908,755.20
  4. Step 4: Simplify right side
    5,356,163.36x = 21,500,010,888,754.95
  5. Step 5: Solve for x
    x = 21,500,010,888,754.95/5,356,163.36
  6. Step 6: Final answer
    x = 4,014,069.30

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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.