Home / 11,727,319.39-16,183,672.73-6,429,004.85

Finding the Fourth Proportional to 11,727,319.39, 16,183,672.73 and 6,429,004.85

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Solution

The fourth proportional to 11,727,319.39, 16,183,672.73 and 6,429,004.85 is: 8,872,011.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727,319.39 : 16,183,672.73 = 6,429,004.85 : x
  2. Step 2: Convert to fraction form
    11,727,319.39/16,183,672.73 = 6,429,004.85/x
  3. Step 3: Cross multiply
    11,727,319.39x = 16,183,672.73 × 6,429,004.85
  4. Step 4: Simplify right side
    11,727,319.39x = 104,044,910,471,982.73
  5. Step 5: Solve for x
    x = 104,044,910,471,982.73/11,727,319.39
  6. Step 6: Final answer
    x = 8,872,011.33

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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.