Home / 6,915,963.38-10,374,443.29-2,656,131.62

Finding the Fourth Proportional to 6,915,963.38, 10,374,443.29 and 2,656,131.62

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Solution

The fourth proportional to 6,915,963.38, 10,374,443.29 and 2,656,131.62 is: 3,984,388.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,963.38 : 10,374,443.29 = 2,656,131.62 : x
  2. Step 2: Convert to fraction form
    6,915,963.38/10,374,443.29 = 2,656,131.62/x
  3. Step 3: Cross multiply
    6,915,963.38x = 10,374,443.29 × 2,656,131.62
  4. Step 4: Simplify right side
    6,915,963.38x = 27,555,886,813,913.78
  5. Step 5: Solve for x
    x = 27,555,886,813,913.78/6,915,963.38
  6. Step 6: Final answer
    x = 3,984,388.77

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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.