Home / 8,992,375.43-12,408,727.88-5,071,915.49

Finding the Fourth Proportional to 8,992,375.43, 12,408,727.88 and 5,071,915.49

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Solution

The fourth proportional to 8,992,375.43, 12,408,727.88 and 5,071,915.49 is: 6,998,820.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,992,375.43 : 12,408,727.88 = 5,071,915.49 : x
  2. Step 2: Convert to fraction form
    8,992,375.43/12,408,727.88 = 5,071,915.49/x
  3. Step 3: Cross multiply
    8,992,375.43x = 12,408,727.88 × 5,071,915.49
  4. Step 4: Simplify right side
    8,992,375.43x = 62,936,019,096,403.02
  5. Step 5: Solve for x
    x = 62,936,019,096,403.02/8,992,375.43
  6. Step 6: Final answer
    x = 6,998,820.24

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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.