Home / 19,826,247.89-29,738,747.84-5,449,191.37

Finding the Fourth Proportional to 19,826,247.89, 29,738,747.84 and 5,449,191.37

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Solution

The fourth proportional to 19,826,247.89, 29,738,747.84 and 5,449,191.37 is: 8,173,615.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,826,247.89 : 29,738,747.84 = 5,449,191.37 : x
  2. Step 2: Convert to fraction form
    19,826,247.89/29,738,747.84 = 5,449,191.37/x
  3. Step 3: Cross multiply
    19,826,247.89x = 29,738,747.84 × 5,449,191.37
  4. Step 4: Simplify right side
    19,826,247.89x = 162,052,127,982,741.31
  5. Step 5: Solve for x
    x = 162,052,127,982,741.31/19,826,247.89
  6. Step 6: Final answer
    x = 8,173,615.55

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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.