Home / 7,989,021.23-11,983,619.34-2,309,294.75

Finding the Fourth Proportional to 7,989,021.23, 11,983,619.34 and 2,309,294.75

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Solution

The fourth proportional to 7,989,021.23, 11,983,619.34 and 2,309,294.75 is: 3,463,967.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,021.23 : 11,983,619.34 = 2,309,294.75 : x
  2. Step 2: Convert to fraction form
    7,989,021.23/11,983,619.34 = 2,309,294.75/x
  3. Step 3: Cross multiply
    7,989,021.23x = 11,983,619.34 × 2,309,294.75
  4. Step 4: Simplify right side
    7,989,021.23x = 27,673,709,227,860.46
  5. Step 5: Solve for x
    x = 27,673,709,227,860.46/7,989,021.23
  6. Step 6: Final answer
    x = 3,463,967.42

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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.