Home / 6,929,715.27-10,391,103.73-2,136,781.74

Finding the Fourth Proportional to 6,929,715.27, 10,391,103.73 and 2,136,781.74

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Solution

The fourth proportional to 6,929,715.27, 10,391,103.73 and 2,136,781.74 is: 3,204,102.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929,715.27 : 10,391,103.73 = 2,136,781.74 : x
  2. Step 2: Convert to fraction form
    6,929,715.27/10,391,103.73 = 2,136,781.74/x
  3. Step 3: Cross multiply
    6,929,715.27x = 10,391,103.73 × 2,136,781.74
  4. Step 4: Simplify right side
    6,929,715.27x = 22,203,520,708,709.89
  5. Step 5: Solve for x
    x = 22,203,520,708,709.89/6,929,715.27
  6. Step 6: Final answer
    x = 3,204,102.89

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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.