Home / 13,113,198.90-19,669,845.11-4,015,258.63

Finding the Fourth Proportional to 13,113,198.90, 19,669,845.11 and 4,015,258.63

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Solution

The fourth proportional to 13,113,198.90, 19,669,845.11 and 4,015,258.63 is: 6,022,902.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,113,198.90 : 19,669,845.11 = 4,015,258.63 : x
  2. Step 2: Convert to fraction form
    13,113,198.90/19,669,845.11 = 4,015,258.63/x
  3. Step 3: Cross multiply
    13,113,198.90x = 19,669,845.11 × 4,015,258.63
  4. Step 4: Simplify right side
    13,113,198.90x = 78,979,515,259,439.89
  5. Step 5: Solve for x
    x = 78,979,515,259,439.89/13,113,198.90
  6. Step 6: Final answer
    x = 6,022,902.26

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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.