Home / 20,455,758.38-30,682,890.17-6,078,452.51

Finding the Fourth Proportional to 20,455,758.38, 30,682,890.17 and 6,078,452.51

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Solution

The fourth proportional to 20,455,758.38, 30,682,890.17 and 6,078,452.51 is: 9,117,456.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,455,758.38 : 30,682,890.17 = 6,078,452.51 : x
  2. Step 2: Convert to fraction form
    20,455,758.38/30,682,890.17 = 6,078,452.51/x
  3. Step 3: Cross multiply
    20,455,758.38x = 30,682,890.17 × 6,078,452.51
  4. Step 4: Simplify right side
    20,455,758.38x = 186,504,490,737,498.56
  5. Step 5: Solve for x
    x = 186,504,490,737,498.56/20,455,758.38
  6. Step 6: Final answer
    x = 9,117,456.67

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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.