Home / 8,075,190.83-11,140,949.33-5,176,180.18

Finding the Fourth Proportional to 8,075,190.83, 11,140,949.33 and 5,176,180.18

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Solution

The fourth proportional to 8,075,190.83, 11,140,949.33 and 5,176,180.18 is: 7,141,324.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,190.83 : 11,140,949.33 = 5,176,180.18 : x
  2. Step 2: Convert to fraction form
    8,075,190.83/11,140,949.33 = 5,176,180.18/x
  3. Step 3: Cross multiply
    8,075,190.83x = 11,140,949.33 × 5,176,180.18
  4. Step 4: Simplify right side
    8,075,190.83x = 57,667,561,052,625.53
  5. Step 5: Solve for x
    x = 57,667,561,052,625.53/8,075,190.83
  6. Step 6: Final answer
    x = 7,141,324.86

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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.