Home / 18,667,272-25,760,852.64-10,082,568

Finding the Fourth Proportional to 18,667,272, 25,760,852.64 and 10,082,568

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Solution

The fourth proportional to 18,667,272, 25,760,852.64 and 10,082,568 is: 13,913,953.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,667,272 : 25,760,852.64 = 10,082,568 : x
  2. Step 2: Convert to fraction form
    18,667,272/25,760,852.64 = 10,082,568/x
  3. Step 3: Cross multiply
    18,667,272x = 25,760,852.64 × 10,082,568
  4. Step 4: Simplify right side
    18,667,272x = 259,735,548,480,779.53
  5. Step 5: Solve for x
    x = 259,735,548,480,779.53/18,667,272
  6. Step 6: Final answer
    x = 13,913,953.17

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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.