Home / 11,839,640.04-17,761,143.50-3,642,961.88

Finding the Fourth Proportional to 11,839,640.04, 17,761,143.50 and 3,642,961.88

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Solution

The fourth proportional to 11,839,640.04, 17,761,143.50 and 3,642,961.88 is: 5,464,960.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839,640.04 : 17,761,143.50 = 3,642,961.88 : x
  2. Step 2: Convert to fraction form
    11,839,640.04/17,761,143.50 = 3,642,961.88/x
  3. Step 3: Cross multiply
    11,839,640.04x = 17,761,143.50 × 3,642,961.88
  4. Step 4: Simplify right side
    11,839,640.04x = 64,703,168,608,689.26
  5. Step 5: Solve for x
    x = 64,703,168,608,689.26/11,839,640.04
  6. Step 6: Final answer
    x = 5,464,960.79

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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.