Home / 12,631,661.37-17,431,796.94-6,973,936.80

Finding the Fourth Proportional to 12,631,661.37, 17,431,796.94 and 6,973,936.80

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Solution

The fourth proportional to 12,631,661.37, 17,431,796.94 and 6,973,936.80 is: 9,624,090.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631,661.37 : 17,431,796.94 = 6,973,936.80 : x
  2. Step 2: Convert to fraction form
    12,631,661.37/17,431,796.94 = 6,973,936.80/x
  3. Step 3: Cross multiply
    12,631,661.37x = 17,431,796.94 × 6,973,936.80
  4. Step 4: Simplify right side
    12,631,661.37x = 121,568,250,169,993.39
  5. Step 5: Solve for x
    x = 121,568,250,169,993.39/12,631,661.37
  6. Step 6: Final answer
    x = 9,624,090.34

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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.