Home / 36,130,982.40-54,178,540.20-13,100,997.60

Finding the Fourth Proportional to 36,130,982.40, 54,178,540.20 and 13,100,997.60

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Solution

The fourth proportional to 36,130,982.40, 54,178,540.20 and 13,100,997.60 is: 19,644,993.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,130,982.40 : 54,178,540.20 = 13,100,997.60 : x
  2. Step 2: Convert to fraction form
    36,130,982.40/54,178,540.20 = 13,100,997.60/x
  3. Step 3: Cross multiply
    36,130,982.40x = 54,178,540.20 × 13,100,997.60
  4. Step 4: Simplify right side
    36,130,982.40x = 709,792,925,131,703.50
  5. Step 5: Solve for x
    x = 709,792,925,131,703.50/36,130,982.40
  6. Step 6: Final answer
    x = 19,644,993.80

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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.