Home / 7,431,432.47-11,147,165.71-2,040,156.71

Finding the Fourth Proportional to 7,431,432.47, 11,147,165.71 and 2,040,156.71

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Solution

The fourth proportional to 7,431,432.47, 11,147,165.71 and 2,040,156.71 is: 3,060,239.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431,432.47 : 11,147,165.71 = 2,040,156.71 : x
  2. Step 2: Convert to fraction form
    7,431,432.47/11,147,165.71 = 2,040,156.71/x
  3. Step 3: Cross multiply
    7,431,432.47x = 11,147,165.71 × 2,040,156.71
  4. Step 4: Simplify right side
    7,431,432.47x = 22,741,964,920,738.41
  5. Step 5: Solve for x
    x = 22,741,964,920,738.41/7,431,432.47
  6. Step 6: Final answer
    x = 3,060,239.73

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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.