Home / 21,456,624.24-29,610,175.32-11,667,060.72

Finding the Fourth Proportional to 21,456,624.24, 29,610,175.32 and 11,667,060.72

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Solution

The fourth proportional to 21,456,624.24, 29,610,175.32 and 11,667,060.72 is: 16,100,562.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,456,624.24 : 29,610,175.32 = 11,667,060.72 : x
  2. Step 2: Convert to fraction form
    21,456,624.24/29,610,175.32 = 11,667,060.72/x
  3. Step 3: Cross multiply
    21,456,624.24x = 29,610,175.32 × 11,667,060.72
  4. Step 4: Simplify right side
    21,456,624.24x = 345,463,713,388,285.44
  5. Step 5: Solve for x
    x = 345,463,713,388,285.44/21,456,624.24
  6. Step 6: Final answer
    x = 16,100,562.21

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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.