Home / 36,004,512.30-54,030,388.05-20,651,772.30

Finding the Fourth Proportional to 36,004,512.30, 54,030,388.05 and 20,651,772.30

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Solution

The fourth proportional to 36,004,512.30, 54,030,388.05 and 20,651,772.30 is: 30,991,206.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,004,512.30 : 54,030,388.05 = 20,651,772.30 : x
  2. Step 2: Convert to fraction form
    36,004,512.30/54,030,388.05 = 20,651,772.30/x
  3. Step 3: Cross multiply
    36,004,512.30x = 54,030,388.05 × 20,651,772.30
  4. Step 4: Simplify right side
    36,004,512.30x = 1,115,823,271,289,241
  5. Step 5: Solve for x
    x = 1,115,823,271,289,241/36,004,512.30
  6. Step 6: Final answer
    x = 30,991,206.38

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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.