Home / 5,811,709.50-8,020,232.55-3,198,514.37

Finding the Fourth Proportional to 5,811,709.50, 8,020,232.55 and 3,198,514.37

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Solution

The fourth proportional to 5,811,709.50, 8,020,232.55 and 3,198,514.37 is: 4,413,990.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811,709.50 : 8,020,232.55 = 3,198,514.37 : x
  2. Step 2: Convert to fraction form
    5,811,709.50/8,020,232.55 = 3,198,514.37/x
  3. Step 3: Cross multiply
    5,811,709.50x = 8,020,232.55 × 3,198,514.37
  4. Step 4: Simplify right side
    5,811,709.50x = 25,652,829,021,815.58
  5. Step 5: Solve for x
    x = 25,652,829,021,815.58/5,811,709.50
  6. Step 6: Final answer
    x = 4,413,990.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.