Home / 12,217,348.74-16,859,479.38-6,785,190.66

Finding the Fourth Proportional to 12,217,348.74, 16,859,479.38 and 6,785,190.66

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Solution

The fourth proportional to 12,217,348.74, 16,859,479.38 and 6,785,190.66 is: 9,363,306.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,348.74 : 16,859,479.38 = 6,785,190.66 : x
  2. Step 2: Convert to fraction form
    12,217,348.74/16,859,479.38 = 6,785,190.66/x
  3. Step 3: Cross multiply
    12,217,348.74x = 16,859,479.38 × 6,785,190.66
  4. Step 4: Simplify right side
    12,217,348.74x = 114,394,782,021,638.59
  5. Step 5: Solve for x
    x = 114,394,782,021,638.59/12,217,348.74
  6. Step 6: Final answer
    x = 9,363,306.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.