Home / 11,691,709.17-17,542,468.43-5,210,319.41

Finding the Fourth Proportional to 11,691,709.17, 17,542,468.43 and 5,210,319.41

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Solution

The fourth proportional to 11,691,709.17, 17,542,468.43 and 5,210,319.41 is: 7,817,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,691,709.17 : 17,542,468.43 = 5,210,319.41 : x
  2. Step 2: Convert to fraction form
    11,691,709.17/17,542,468.43 = 5,210,319.41/x
  3. Step 3: Cross multiply
    11,691,709.17x = 17,542,468.43 × 5,210,319.41
  4. Step 4: Simplify right side
    11,691,709.17x = 91,401,863,760,141.23
  5. Step 5: Solve for x
    x = 91,401,863,760,141.23/11,691,709.17
  6. Step 6: Final answer
    x = 7,817,664.85

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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.