Home / 6,915,965.38-10,374,446.30-2,656,133.62

Finding the Fourth Proportional to 6,915,965.38, 10,374,446.30 and 2,656,133.62

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Solution

The fourth proportional to 6,915,965.38, 10,374,446.30 and 2,656,133.62 is: 3,984,391.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,965.38 : 10,374,446.30 = 2,656,133.62 : x
  2. Step 2: Convert to fraction form
    6,915,965.38/10,374,446.30 = 2,656,133.62/x
  3. Step 3: Cross multiply
    6,915,965.38x = 10,374,446.30 × 2,656,133.62
  4. Step 4: Simplify right side
    6,915,965.38x = 27,555,915,541,161.71
  5. Step 5: Solve for x
    x = 27,555,915,541,161.71/6,915,965.38
  6. Step 6: Final answer
    x = 3,984,391.77

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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.