Home / 8,201,896.80-12,302,780.40-2,136,616.80

Finding the Fourth Proportional to 8,201,896.80, 12,302,780.40 and 2,136,616.80

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Solution

The fourth proportional to 8,201,896.80, 12,302,780.40 and 2,136,616.80 is: 3,204,908.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,896.80 : 12,302,780.40 = 2,136,616.80 : x
  2. Step 2: Convert to fraction form
    8,201,896.80/12,302,780.40 = 2,136,616.80/x
  3. Step 3: Cross multiply
    8,201,896.80x = 12,302,780.40 × 2,136,616.80
  4. Step 4: Simplify right side
    8,201,896.80x = 26,286,327,289,350.72
  5. Step 5: Solve for x
    x = 26,286,327,289,350.72/8,201,896.80
  6. Step 6: Final answer
    x = 3,204,908.32

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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.