Home / 13,375,998.40-20,063,997.60-9,969,764.80

Finding the Fourth Proportional to 13,375,998.40, 20,063,997.60 and 9,969,764.80

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Solution

The fourth proportional to 13,375,998.40, 20,063,997.60 and 9,969,764.80 is: 14,954,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375,998.40 : 20,063,997.60 = 9,969,764.80 : x
  2. Step 2: Convert to fraction form
    13,375,998.40/20,063,997.60 = 9,969,764.80/x
  3. Step 3: Cross multiply
    13,375,998.40x = 20,063,997.60 × 9,969,764.80
  4. Step 4: Simplify right side
    13,375,998.40x = 200,033,337,019,764.50
  5. Step 5: Solve for x
    x = 200,033,337,019,764.50/13,375,998.40
  6. Step 6: Final answer
    x = 14,954,647.20

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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.