Home / 13,870,768.44-19,141,691.94-7,676,265.90

Finding the Fourth Proportional to 13,870,768.44, 19,141,691.94 and 7,676,265.90

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Solution

The fourth proportional to 13,870,768.44, 19,141,691.94 and 7,676,265.90 is: 10,593,264.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,870,768.44 : 19,141,691.94 = 7,676,265.90 : x
  2. Step 2: Convert to fraction form
    13,870,768.44/19,141,691.94 = 7,676,265.90/x
  3. Step 3: Cross multiply
    13,870,768.44x = 19,141,691.94 × 7,676,265.90
  4. Step 4: Simplify right side
    13,870,768.44x = 146,936,717,107,326.88
  5. Step 5: Solve for x
    x = 146,936,717,107,326.88/13,870,768.44
  6. Step 6: Final answer
    x = 10,593,264.37

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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.