Home / 7,940,156.26-11,911,415.38-3,680,755.06

Finding the Fourth Proportional to 7,940,156.26, 11,911,415.38 and 3,680,755.06

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Solution

The fourth proportional to 7,940,156.26, 11,911,415.38 and 3,680,755.06 is: 5,521,680.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940,156.26 : 11,911,415.38 = 3,680,755.06 : x
  2. Step 2: Convert to fraction form
    7,940,156.26/11,911,415.38 = 3,680,755.06/x
  3. Step 3: Cross multiply
    7,940,156.26x = 11,911,415.38 × 3,680,755.06
  4. Step 4: Simplify right side
    7,940,156.26x = 43,843,002,431,696.83
  5. Step 5: Solve for x
    x = 43,843,002,431,696.83/7,940,156.26
  6. Step 6: Final answer
    x = 5,521,680.05

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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.