Home / 8,811,285.90-13,219,634.82-4,206,148.56

Finding the Fourth Proportional to 8,811,285.90, 13,219,634.82 and 4,206,148.56

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Solution

The fourth proportional to 8,811,285.90, 13,219,634.82 and 4,206,148.56 is: 6,310,514.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,811,285.90 : 13,219,634.82 = 4,206,148.56 : x
  2. Step 2: Convert to fraction form
    8,811,285.90/13,219,634.82 = 4,206,148.56/x
  3. Step 3: Cross multiply
    8,811,285.90x = 13,219,634.82 × 4,206,148.56
  4. Step 4: Simplify right side
    8,811,285.90x = 55,603,747,961,868.85
  5. Step 5: Solve for x
    x = 55,603,747,961,868.85/8,811,285.90
  6. Step 6: Final answer
    x = 6,310,514.56

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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.