Home / 27,831,091.25-38,405,604.72-15,441,052.82

Finding the Fourth Proportional to 27,831,091.25, 38,405,604.72 and 15,441,052.82

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Solution

The fourth proportional to 27,831,091.25, 38,405,604.72 and 15,441,052.82 is: 21,307,930.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,831,091.25 : 38,405,604.72 = 15,441,052.82 : x
  2. Step 2: Convert to fraction form
    27,831,091.25/38,405,604.72 = 15,441,052.82/x
  3. Step 3: Cross multiply
    27,831,091.25x = 38,405,604.72 × 15,441,052.82
  4. Step 4: Simplify right side
    27,831,091.25x = 593,022,970,844,581.25
  5. Step 5: Solve for x
    x = 593,022,970,844,581.25/27,831,091.25
  6. Step 6: Final answer
    x = 21,307,930.96

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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.