Home / 13,609,114.35-20,413,671.53-12,014,791.35

Finding the Fourth Proportional to 13,609,114.35, 20,413,671.53 and 12,014,791.35

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Solution

The fourth proportional to 13,609,114.35, 20,413,671.53 and 12,014,791.35 is: 18,022,187.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609,114.35 : 20,413,671.53 = 12,014,791.35 : x
  2. Step 2: Convert to fraction form
    13,609,114.35/20,413,671.53 = 12,014,791.35/x
  3. Step 3: Cross multiply
    13,609,114.35x = 20,413,671.53 × 12,014,791.35
  4. Step 4: Simplify right side
    13,609,114.35x = 245,266,004,060,311.28
  5. Step 5: Solve for x
    x = 245,266,004,060,311.28/13,609,114.35
  6. Step 6: Final answer
    x = 18,022,187.03

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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.