Home / 36,690,520.73-55,042,424.10-18,448,808.40

Finding the Fourth Proportional to 36,690,520.73, 55,042,424.10 and 18,448,808.40

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Solution

The fourth proportional to 36,690,520.73, 55,042,424.10 and 18,448,808.40 is: 27,676,552.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,690,520.73 : 55,042,424.10 = 18,448,808.40 : x
  2. Step 2: Convert to fraction form
    36,690,520.73/55,042,424.10 = 18,448,808.40/x
  3. Step 3: Cross multiply
    36,690,520.73x = 55,042,424.10 × 18,448,808.40
  4. Step 4: Simplify right side
    36,690,520.73x = 1,015,467,136,092,442.38
  5. Step 5: Solve for x
    x = 1,015,467,136,092,442.38/36,690,520.73
  6. Step 6: Final answer
    x = 27,676,552.85

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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.