Home / 13,478,207.33-20,196,738.48-8,002,519.41

Finding the Fourth Proportional to 13,478,207.33, 20,196,738.48 and 8,002,519.41

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Solution

The fourth proportional to 13,478,207.33, 20,196,738.48 and 8,002,519.41 is: 11,991,564.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,478,207.33 : 20,196,738.48 = 8,002,519.41 : x
  2. Step 2: Convert to fraction form
    13,478,207.33/20,196,738.48 = 8,002,519.41/x
  3. Step 3: Cross multiply
    13,478,207.33x = 20,196,738.48 × 8,002,519.41
  4. Step 4: Simplify right side
    13,478,207.33x = 161,624,791,704,893.91
  5. Step 5: Solve for x
    x = 161,624,791,704,893.91/13,478,207.33
  6. Step 6: Final answer
    x = 11,991,564.44

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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.