Home / 54,857,858.22-82,288,521.89-20,322,902.95

Finding the Fourth Proportional to 54,857,858.22, 82,288,521.89 and 20,322,902.95

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Solution

The fourth proportional to 54,857,858.22, 82,288,521.89 and 20,322,902.95 is: 30,484,997.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,857,858.22 : 82,288,521.89 = 20,322,902.95 : x
  2. Step 2: Convert to fraction form
    54,857,858.22/82,288,521.89 = 20,322,902.95/x
  3. Step 3: Cross multiply
    54,857,858.22x = 82,288,521.89 × 20,322,902.95
  4. Step 4: Simplify right side
    54,857,858.22x = 1,672,341,643,908,785.25
  5. Step 5: Solve for x
    x = 1,672,341,643,908,785.25/54,857,858.22
  6. Step 6: Final answer
    x = 30,484,997.01

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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.