Home / 54,040,164-81,068,644.08-18,146,770.08

Finding the Fourth Proportional to 54,040,164, 81,068,644.08 and 18,146,770.08

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Solution

The fourth proportional to 54,040,164, 81,068,644.08 and 18,146,770.08 is: 27,222,975.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,040,164 : 81,068,644.08 = 18,146,770.08 : x
  2. Step 2: Convert to fraction form
    54,040,164/81,068,644.08 = 18,146,770.08/x
  3. Step 3: Cross multiply
    54,040,164x = 81,068,644.08 × 18,146,770.08
  4. Step 4: Simplify right side
    54,040,164x = 1,471,134,044,817,113
  5. Step 5: Solve for x
    x = 1,471,134,044,817,113/54,040,164
  6. Step 6: Final answer
    x = 27,222,975.21

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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.