Home / 14,491,403.70-21,737,105.55-13,782,815.70

Finding the Fourth Proportional to 14,491,403.70, 21,737,105.55 and 13,782,815.70

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Solution

The fourth proportional to 14,491,403.70, 21,737,105.55 and 13,782,815.70 is: 20,674,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,491,403.70 : 21,737,105.55 = 13,782,815.70 : x
  2. Step 2: Convert to fraction form
    14,491,403.70/21,737,105.55 = 13,782,815.70/x
  3. Step 3: Cross multiply
    14,491,403.70x = 21,737,105.55 × 13,782,815.70
  4. Step 4: Simplify right side
    14,491,403.70x = 299,598,519,647,097.12
  5. Step 5: Solve for x
    x = 299,598,519,647,097.12/14,491,403.70
  6. Step 6: Final answer
    x = 20,674,223.55

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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.