Home / 11,245,633.70-15,507,375.69-9,619,424.74

Finding the Fourth Proportional to 11,245,633.70, 15,507,375.69 and 9,619,424.74

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Solution

The fourth proportional to 11,245,633.70, 15,507,375.69 and 9,619,424.74 is: 13,264,884.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,245,633.70 : 15,507,375.69 = 9,619,424.74 : x
  2. Step 2: Convert to fraction form
    11,245,633.70/15,507,375.69 = 9,619,424.74/x
  3. Step 3: Cross multiply
    11,245,633.70x = 15,507,375.69 × 9,619,424.74
  4. Step 4: Simplify right side
    11,245,633.70x = 149,172,033,364,860.56
  5. Step 5: Solve for x
    x = 149,172,033,364,860.56/11,245,633.70
  6. Step 6: Final answer
    x = 13,264,884.61

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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.