Home / 7,836,112.82-10,813,242.74-4,397,689.56

Finding the Fourth Proportional to 7,836,112.82, 10,813,242.74 and 4,397,689.56

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Solution

The fourth proportional to 7,836,112.82, 10,813,242.74 and 4,397,689.56 is: 6,068,478.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836,112.82 : 10,813,242.74 = 4,397,689.56 : x
  2. Step 2: Convert to fraction form
    7,836,112.82/10,813,242.74 = 4,397,689.56/x
  3. Step 3: Cross multiply
    7,836,112.82x = 10,813,242.74 × 4,397,689.56
  4. Step 4: Simplify right side
    7,836,112.82x = 47,553,284,707,443.79
  5. Step 5: Solve for x
    x = 47,553,284,707,443.79/7,836,112.82
  6. Step 6: Final answer
    x = 6,068,478.82

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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.