Home / 54,055,056.42-81,093,016.64-17,653,660.67

Finding the Fourth Proportional to 54,055,056.42, 81,093,016.64 and 17,653,660.67

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Solution

The fourth proportional to 54,055,056.42, 81,093,016.64 and 17,653,660.67 is: 26,483,897.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,055,056.42 : 81,093,016.64 = 17,653,660.67 : x
  2. Step 2: Convert to fraction form
    54,055,056.42/81,093,016.64 = 17,653,660.67/x
  3. Step 3: Cross multiply
    54,055,056.42x = 81,093,016.64 × 17,653,660.67
  4. Step 4: Simplify right side
    54,055,056.42x = 1,431,588,598,583,687.75
  5. Step 5: Solve for x
    x = 1,431,588,598,583,687.75/54,055,056.42
  6. Step 6: Final answer
    x = 26,483,897.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.