Home / 7,989,021.73-11,983,620.09-2,309,295.25

Finding the Fourth Proportional to 7,989,021.73, 11,983,620.09 and 2,309,295.25

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Solution

The fourth proportional to 7,989,021.73, 11,983,620.09 and 2,309,295.25 is: 3,463,968.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,021.73 : 11,983,620.09 = 2,309,295.25 : x
  2. Step 2: Convert to fraction form
    7,989,021.73/11,983,620.09 = 2,309,295.25/x
  3. Step 3: Cross multiply
    7,989,021.73x = 11,983,620.09 × 2,309,295.25
  4. Step 4: Simplify right side
    7,989,021.73x = 27,673,716,951,641.57
  5. Step 5: Solve for x
    x = 27,673,716,951,641.57/7,989,021.73
  6. Step 6: Final answer
    x = 3,463,968.17

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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.