Home / 9,120,185.64-13,672,551.96-3,998,734.20

Finding the Fourth Proportional to 9,120,185.64, 13,672,551.96 and 3,998,734.20

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Solution

The fourth proportional to 9,120,185.64, 13,672,551.96 and 3,998,734.20 is: 5,994,713.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,120,185.64 : 13,672,551.96 = 3,998,734.20 : x
  2. Step 2: Convert to fraction form
    9,120,185.64/13,672,551.96 = 3,998,734.20/x
  3. Step 3: Cross multiply
    9,120,185.64x = 13,672,551.96 × 3,998,734.20
  4. Step 4: Simplify right side
    9,120,185.64x = 54,672,901,123,729.04
  5. Step 5: Solve for x
    x = 54,672,901,123,729.04/9,120,185.64
  6. Step 6: Final answer
    x = 5,994,713.63

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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.