Home / 11,008,164.20-16,512,246.30-9,378,411.80

Finding the Fourth Proportional to 11,008,164.20, 16,512,246.30 and 9,378,411.80

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Solution

The fourth proportional to 11,008,164.20, 16,512,246.30 and 9,378,411.80 is: 14,067,617.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008,164.20 : 16,512,246.30 = 9,378,411.80 : x
  2. Step 2: Convert to fraction form
    11,008,164.20/16,512,246.30 = 9,378,411.80/x
  3. Step 3: Cross multiply
    11,008,164.20x = 16,512,246.30 × 9,378,411.80
  4. Step 4: Simplify right side
    11,008,164.20x = 154,858,645,544,426.34
  5. Step 5: Solve for x
    x = 154,858,645,544,426.34/11,008,164.20
  6. Step 6: Final answer
    x = 14,067,617.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.