Home / 87,555,504.18-120,826,622.25-47,863,207.56

Finding the Fourth Proportional to 87,555,504.18, 120,826,622.25 and 47,863,207.56

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Solution

The fourth proportional to 87,555,504.18, 120,826,622.25 and 47,863,207.56 is: 66,051,240.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,555,504.18 : 120,826,622.25 = 47,863,207.56 : x
  2. Step 2: Convert to fraction form
    87,555,504.18/120,826,622.25 = 47,863,207.56/x
  3. Step 3: Cross multiply
    87,555,504.18x = 120,826,622.25 × 47,863,207.56
  4. Step 4: Simplify right side
    87,555,504.18x = 5,783,149,699,525,464
  5. Step 5: Solve for x
    x = 5,783,149,699,525,464/87,555,504.18
  6. Step 6: Final answer
    x = 66,051,240.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.