Home / 13,892,895.97-20,837,452.16-3,656,898.55

Finding the Fourth Proportional to 13,892,895.97, 20,837,452.16 and 3,656,898.55

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Solution

The fourth proportional to 13,892,895.97, 20,837,452.16 and 3,656,898.55 is: 5,484,849.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892,895.97 : 20,837,452.16 = 3,656,898.55 : x
  2. Step 2: Convert to fraction form
    13,892,895.97/20,837,452.16 = 3,656,898.55/x
  3. Step 3: Cross multiply
    13,892,895.97x = 20,837,452.16 × 3,656,898.55
  4. Step 4: Simplify right side
    13,892,895.97x = 76,200,448,571,313.88
  5. Step 5: Solve for x
    x = 76,200,448,571,313.88/13,892,895.97
  6. Step 6: Final answer
    x = 5,484,849.86

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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.