Home / 18,690,276.56-28,040,150.03-5,737,083.93

Finding the Fourth Proportional to 18,690,276.56, 28,040,150.03 and 5,737,083.93

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Solution

The fourth proportional to 18,690,276.56, 28,040,150.03 and 5,737,083.93 is: 8,607,079.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,690,276.56 : 28,040,150.03 = 5,737,083.93 : x
  2. Step 2: Convert to fraction form
    18,690,276.56/28,040,150.03 = 5,737,083.93/x
  3. Step 3: Cross multiply
    18,690,276.56x = 28,040,150.03 × 5,737,083.93
  4. Step 4: Simplify right side
    18,690,276.56x = 160,868,694,103,216.59
  5. Step 5: Solve for x
    x = 160,868,694,103,216.59/18,690,276.56
  6. Step 6: Final answer
    x = 8,607,079.39

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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.