Home / 12,217,301.88-16,859,414.70-6,785,143.80

Finding the Fourth Proportional to 12,217,301.88, 16,859,414.70 and 6,785,143.80

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Solution

The fourth proportional to 12,217,301.88, 16,859,414.70 and 6,785,143.80 is: 9,363,241.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,301.88 : 16,859,414.70 = 6,785,143.80 : x
  2. Step 2: Convert to fraction form
    12,217,301.88/16,859,414.70 = 6,785,143.80/x
  3. Step 3: Cross multiply
    12,217,301.88x = 16,859,414.70 × 6,785,143.80
  4. Step 4: Simplify right side
    12,217,301.88x = 114,393,553,123,333.86
  5. Step 5: Solve for x
    x = 114,393,553,123,333.86/12,217,301.88
  6. Step 6: Final answer
    x = 9,363,241.92

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1.5x scale

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.