Home / 7,160,619.62-9,882,496.52-4,021,399.19

Finding the Fourth Proportional to 7,160,619.62, 9,882,496.52 and 4,021,399.19

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Solution

The fourth proportional to 7,160,619.62, 9,882,496.52 and 4,021,399.19 is: 5,550,003.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160,619.62 : 9,882,496.52 = 4,021,399.19 : x
  2. Step 2: Convert to fraction form
    7,160,619.62/9,882,496.52 = 4,021,399.19/x
  3. Step 3: Cross multiply
    7,160,619.62x = 9,882,496.52 × 4,021,399.19
  4. Step 4: Simplify right side
    7,160,619.62x = 39,741,463,505,305.06
  5. Step 5: Solve for x
    x = 39,741,463,505,305.06/7,160,619.62
  6. Step 6: Final answer
    x = 5,550,003.44

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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.