Home / 8,075,279.31-12,102,099.06-7,558,134.62

Finding the Fourth Proportional to 8,075,279.31, 12,102,099.06 and 7,558,134.62

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Solution

The fourth proportional to 8,075,279.31, 12,102,099.06 and 7,558,134.62 is: 11,327,074.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,279.31 : 12,102,099.06 = 7,558,134.62 : x
  2. Step 2: Convert to fraction form
    8,075,279.31/12,102,099.06 = 7,558,134.62/x
  3. Step 3: Cross multiply
    8,075,279.31x = 12,102,099.06 × 7,558,134.62
  4. Step 4: Simplify right side
    8,075,279.31x = 91,469,293,819,544.97
  5. Step 5: Solve for x
    x = 91,469,293,819,544.97/8,075,279.31
  6. Step 6: Final answer
    x = 11,327,074.93

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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.