Home / 36,690,114.10-55,041,814.17-18,448,401.78

Finding the Fourth Proportional to 36,690,114.10, 55,041,814.17 and 18,448,401.78

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Solution

The fourth proportional to 36,690,114.10, 55,041,814.17 and 18,448,401.78 is: 27,675,942.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,690,114.10 : 55,041,814.17 = 18,448,401.78 : x
  2. Step 2: Convert to fraction form
    36,690,114.10/55,041,814.17 = 18,448,401.78/x
  3. Step 3: Cross multiply
    36,690,114.10x = 55,041,814.17 × 18,448,401.78
  4. Step 4: Simplify right side
    36,690,114.10x = 1,015,433,502,508,257.38
  5. Step 5: Solve for x
    x = 1,015,433,502,508,257.38/36,690,114.10
  6. Step 6: Final answer
    x = 27,675,942.89

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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.