Home / 11,821,446.81-16,313,390.15-6,664,811.85

Finding the Fourth Proportional to 11,821,446.81, 16,313,390.15 and 6,664,811.85

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Solution

The fourth proportional to 11,821,446.81, 16,313,390.15 and 6,664,811.85 is: 9,197,323.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,446.81 : 16,313,390.15 = 6,664,811.85 : x
  2. Step 2: Convert to fraction form
    11,821,446.81/16,313,390.15 = 6,664,811.85/x
  3. Step 3: Cross multiply
    11,821,446.81x = 16,313,390.15 × 6,664,811.85
  4. Step 4: Simplify right side
    11,821,446.81x = 108,725,675,952,069.20
  5. Step 5: Solve for x
    x = 108,725,675,952,069.20/11,821,446.81
  6. Step 6: Final answer
    x = 9,197,323.96

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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.