Home / 36,252,107.80-54,378,161.70-20,127,794.20

Finding the Fourth Proportional to 36,252,107.80, 54,378,161.70 and 20,127,794.20

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Solution

The fourth proportional to 36,252,107.80, 54,378,161.70 and 20,127,794.20 is: 30,191,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,252,107.80 : 54,378,161.70 = 20,127,794.20 : x
  2. Step 2: Convert to fraction form
    36,252,107.80/54,378,161.70 = 20,127,794.20/x
  3. Step 3: Cross multiply
    36,252,107.80x = 54,378,161.70 × 20,127,794.20
  4. Step 4: Simplify right side
    36,252,107.80x = 1,094,512,447,671,922.12
  5. Step 5: Solve for x
    x = 1,094,512,447,671,922.12/36,252,107.80
  6. Step 6: Final answer
    x = 30,191,691.30

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1.5x scale

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.