Home / 9,170,771.20-13,723,497.60-7,985,708.80

Finding the Fourth Proportional to 9,170,771.20, 13,723,497.60 and 7,985,708.80

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Solution

The fourth proportional to 9,170,771.20, 13,723,497.60 and 7,985,708.80 is: 11,950,124.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170,771.20 : 13,723,497.60 = 7,985,708.80 : x
  2. Step 2: Convert to fraction form
    9,170,771.20/13,723,497.60 = 7,985,708.80/x
  3. Step 3: Cross multiply
    9,170,771.20x = 13,723,497.60 × 7,985,708.80
  4. Step 4: Simplify right side
    9,170,771.20x = 109,591,855,551,098.88
  5. Step 5: Solve for x
    x = 109,591,855,551,098.88/9,170,771.20
  6. Step 6: Final answer
    x = 11,950,124.28

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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.