Home / 8,201,943.05-12,302,918.89-2,136,658.73

Finding the Fourth Proportional to 8,201,943.05, 12,302,918.89 and 2,136,658.73

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Solution

The fourth proportional to 8,201,943.05, 12,302,918.89 and 2,136,658.73 is: 3,204,989.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,943.05 : 12,302,918.89 = 2,136,658.73 : x
  2. Step 2: Convert to fraction form
    8,201,943.05/12,302,918.89 = 2,136,658.73/x
  3. Step 3: Cross multiply
    8,201,943.05x = 12,302,918.89 × 2,136,658.73
  4. Step 4: Simplify right side
    8,201,943.05x = 26,287,138,983,944.17
  5. Step 5: Solve for x
    x = 26,287,138,983,944.17/8,201,943.05
  6. Step 6: Final answer
    x = 3,204,989.21

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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.