Home / 13,936,895.70-20,905,343.55-11,067,114.30

Finding the Fourth Proportional to 13,936,895.70, 20,905,343.55 and 11,067,114.30

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Solution

The fourth proportional to 13,936,895.70, 20,905,343.55 and 11,067,114.30 is: 16,600,671.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,936,895.70 : 20,905,343.55 = 11,067,114.30 : x
  2. Step 2: Convert to fraction form
    13,936,895.70/20,905,343.55 = 11,067,114.30/x
  3. Step 3: Cross multiply
    13,936,895.70x = 20,905,343.55 × 11,067,114.30
  4. Step 4: Simplify right side
    13,936,895.70x = 231,361,826,548,617.78
  5. Step 5: Solve for x
    x = 231,361,826,548,617.78/13,936,895.70
  6. Step 6: Final answer
    x = 16,600,671.45

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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.