Home / 7,989,432.24-11,982,969-2,939,568.24

Finding the Fourth Proportional to 7,989,432.24, 11,982,969 and 2,939,568.24

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Solution

The fourth proportional to 7,989,432.24, 11,982,969 and 2,939,568.24 is: 4,408,918.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,432.24 : 11,982,969 = 2,939,568.24 : x
  2. Step 2: Convert to fraction form
    7,989,432.24/11,982,969 = 2,939,568.24/x
  3. Step 3: Cross multiply
    7,989,432.24x = 11,982,969 × 2,939,568.24
  4. Step 4: Simplify right side
    7,989,432.24x = 35,224,755,093,304.56
  5. Step 5: Solve for x
    x = 35,224,755,093,304.56/7,989,432.24
  6. Step 6: Final answer
    x = 4,408,918.44

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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.