Home / 8,540,898.32-11,786,439.68-4,673,419.49

Finding the Fourth Proportional to 8,540,898.32, 11,786,439.68 and 4,673,419.49

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Solution

The fourth proportional to 8,540,898.32, 11,786,439.68 and 4,673,419.49 is: 6,449,318.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,540,898.32 : 11,786,439.68 = 4,673,419.49 : x
  2. Step 2: Convert to fraction form
    8,540,898.32/11,786,439.68 = 4,673,419.49/x
  3. Step 3: Cross multiply
    8,540,898.32x = 11,786,439.68 × 4,673,419.49
  4. Step 4: Simplify right side
    8,540,898.32x = 55,082,976,918,221.37
  5. Step 5: Solve for x
    x = 55,082,976,918,221.37/8,540,898.32
  6. Step 6: Final answer
    x = 6,449,318.90

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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.