Home / 54,577,009.35-81,865,514.03-36,162,578.70

Finding the Fourth Proportional to 54,577,009.35, 81,865,514.03 and 36,162,578.70

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Solution

The fourth proportional to 54,577,009.35, 81,865,514.03 and 36,162,578.70 is: 54,243,868.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,577,009.35 : 81,865,514.03 = 36,162,578.70 : x
  2. Step 2: Convert to fraction form
    54,577,009.35/81,865,514.03 = 36,162,578.70/x
  3. Step 3: Cross multiply
    54,577,009.35x = 81,865,514.03 × 36,162,578.70
  4. Step 4: Simplify right side
    54,577,009.35x = 2,960,468,093,745,016.50
  5. Step 5: Solve for x
    x = 2,960,468,093,745,016.50/54,577,009.35
  6. Step 6: Final answer
    x = 54,243,868.05

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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.