Home / 13,005,198.58-19,510,537.09-4,917,995.17

Finding the Fourth Proportional to 13,005,198.58, 19,510,537.09 and 4,917,995.17

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Solution

The fourth proportional to 13,005,198.58, 19,510,537.09 and 4,917,995.17 is: 7,378,028.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,005,198.58 : 19,510,537.09 = 4,917,995.17 : x
  2. Step 2: Convert to fraction form
    13,005,198.58/19,510,537.09 = 4,917,995.17/x
  3. Step 3: Cross multiply
    13,005,198.58x = 19,510,537.09 × 4,917,995.17
  4. Step 4: Simplify right side
    13,005,198.58x = 95,952,727,172,725.86
  5. Step 5: Solve for x
    x = 95,952,727,172,725.86/13,005,198.58
  6. Step 6: Final answer
    x = 7,378,028.61

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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.