Home / 27,399,888-37,811,845.44-15,177,536.64

Finding the Fourth Proportional to 27,399,888, 37,811,845.44 and 15,177,536.64

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Solution

The fourth proportional to 27,399,888, 37,811,845.44 and 15,177,536.64 is: 20,945,000.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,399,888 : 37,811,845.44 = 15,177,536.64 : x
  2. Step 2: Convert to fraction form
    27,399,888/37,811,845.44 = 15,177,536.64/x
  3. Step 3: Cross multiply
    27,399,888x = 37,811,845.44 × 15,177,536.64
  4. Step 4: Simplify right side
    27,399,888x = 573,890,669,591,616.88
  5. Step 5: Solve for x
    x = 573,890,669,591,616.88/27,399,888
  6. Step 6: Final answer
    x = 20,945,000.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.