Home / 7,486,949.43-10,331,990.19-4,049,190.45

Finding the Fourth Proportional to 7,486,949.43, 10,331,990.19 and 4,049,190.45

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Solution

The fourth proportional to 7,486,949.43, 10,331,990.19 and 4,049,190.45 is: 5,587,882.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486,949.43 : 10,331,990.19 = 4,049,190.45 : x
  2. Step 2: Convert to fraction form
    7,486,949.43/10,331,990.19 = 4,049,190.45/x
  3. Step 3: Cross multiply
    7,486,949.43x = 10,331,990.19 × 4,049,190.45
  4. Step 4: Simplify right side
    7,486,949.43x = 41,836,196,006,841.69
  5. Step 5: Solve for x
    x = 41,836,196,006,841.69/7,486,949.43
  6. Step 6: Final answer
    x = 5,587,882.81

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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.