Home / 19,927,223.82-27,499,845.72-11,106,431.16

Finding the Fourth Proportional to 19,927,223.82, 27,499,845.72 and 11,106,431.16

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Solution

The fourth proportional to 19,927,223.82, 27,499,845.72 and 11,106,431.16 is: 15,327,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927,223.82 : 27,499,845.72 = 11,106,431.16 : x
  2. Step 2: Convert to fraction form
    19,927,223.82/27,499,845.72 = 11,106,431.16/x
  3. Step 3: Cross multiply
    19,927,223.82x = 27,499,845.72 × 11,106,431.16
  4. Step 4: Simplify right side
    19,927,223.82x = 305,425,143,399,800.62
  5. Step 5: Solve for x
    x = 305,425,143,399,800.62/19,927,223.82
  6. Step 6: Final answer
    x = 15,327,029.30

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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.