Home / 55,016,665.80-82,524,998.70-49,536,918.60

Finding the Fourth Proportional to 55,016,665.80, 82,524,998.70 and 49,536,918.60

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Solution

The fourth proportional to 55,016,665.80, 82,524,998.70 and 49,536,918.60 is: 74,305,377.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,016,665.80 : 82,524,998.70 = 49,536,918.60 : x
  2. Step 2: Convert to fraction form
    55,016,665.80/82,524,998.70 = 49,536,918.60/x
  3. Step 3: Cross multiply
    55,016,665.80x = 82,524,998.70 × 49,536,918.60
  4. Step 4: Simplify right side
    55,016,665.80x = 4,088,034,143,067,006
  5. Step 5: Solve for x
    x = 4,088,034,143,067,006/55,016,665.80
  6. Step 6: Final answer
    x = 74,305,377.90

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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.