Home / 36,697,221.80-55,045,832.70-15,120,717.20

Finding the Fourth Proportional to 36,697,221.80, 55,045,832.70 and 15,120,717.20

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Solution

The fourth proportional to 36,697,221.80, 55,045,832.70 and 15,120,717.20 is: 22,681,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,697,221.80 : 55,045,832.70 = 15,120,717.20 : x
  2. Step 2: Convert to fraction form
    36,697,221.80/55,045,832.70 = 15,120,717.20/x
  3. Step 3: Cross multiply
    36,697,221.80x = 55,045,832.70 × 15,120,717.20
  4. Step 4: Simplify right side
    36,697,221.80x = 832,332,469,295,212.50
  5. Step 5: Solve for x
    x = 832,332,469,295,212.50/36,697,221.80
  6. Step 6: Final answer
    x = 22,681,075.80

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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.