Home / 7,989,028.72-11,983,630.56-2,309,302.24

Finding the Fourth Proportional to 7,989,028.72, 11,983,630.56 and 2,309,302.24

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Solution

The fourth proportional to 7,989,028.72, 11,983,630.56 and 2,309,302.24 is: 3,463,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,028.72 : 11,983,630.56 = 2,309,302.24 : x
  2. Step 2: Convert to fraction form
    7,989,028.72/11,983,630.56 = 2,309,302.24/x
  3. Step 3: Cross multiply
    7,989,028.72x = 11,983,630.56 × 2,309,302.24
  4. Step 4: Simplify right side
    7,989,028.72x = 27,673,824,895,540.46
  5. Step 5: Solve for x
    x = 27,673,824,895,540.46/7,989,028.72
  6. Step 6: Final answer
    x = 3,463,978.65

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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.