Home / 19,725,961.68-27,222,667.83-11,024,134.05

Finding the Fourth Proportional to 19,725,961.68, 27,222,667.83 and 11,024,134.05

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Solution

The fourth proportional to 19,725,961.68, 27,222,667.83 and 11,024,134.05 is: 15,213,774.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,725,961.68 : 27,222,667.83 = 11,024,134.05 : x
  2. Step 2: Convert to fraction form
    19,725,961.68/27,222,667.83 = 11,024,134.05/x
  3. Step 3: Cross multiply
    19,725,961.68x = 27,222,667.83 × 11,024,134.05
  4. Step 4: Simplify right side
    19,725,961.68x = 300,106,339,192,868.94
  5. Step 5: Solve for x
    x = 300,106,339,192,868.94/19,725,961.68
  6. Step 6: Final answer
    x = 15,213,774.82

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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.