Home / 18,347,871.42-25,318,556.31-10,802,796.54

Finding the Fourth Proportional to 18,347,871.42, 25,318,556.31 and 10,802,796.54

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Solution

The fourth proportional to 18,347,871.42, 25,318,556.31 and 10,802,796.54 is: 14,906,972.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,347,871.42 : 25,318,556.31 = 10,802,796.54 : x
  2. Step 2: Convert to fraction form
    18,347,871.42/25,318,556.31 = 10,802,796.54/x
  3. Step 3: Cross multiply
    18,347,871.42x = 25,318,556.31 × 10,802,796.54
  4. Step 4: Simplify right side
    18,347,871.42x = 273,511,212,503,463.12
  5. Step 5: Solve for x
    x = 273,511,212,503,463.12/18,347,871.42
  6. Step 6: Final answer
    x = 14,906,972.38

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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.