Home / 13,738,826.66-20,608,311.05-8,055,065.17

Finding the Fourth Proportional to 13,738,826.66, 20,608,311.05 and 8,055,065.17

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Solution

The fourth proportional to 13,738,826.66, 20,608,311.05 and 8,055,065.17 is: 12,082,639.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738,826.66 : 20,608,311.05 = 8,055,065.17 : x
  2. Step 2: Convert to fraction form
    13,738,826.66/20,608,311.05 = 8,055,065.17/x
  3. Step 3: Cross multiply
    13,738,826.66x = 20,608,311.05 × 8,055,065.17
  4. Step 4: Simplify right side
    13,738,826.66x = 166,001,288,551,381.12
  5. Step 5: Solve for x
    x = 166,001,288,551,381.12/13,738,826.66
  6. Step 6: Final answer
    x = 12,082,639.42

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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.