Home / 27,530,578.80-37,993,168.80-15,771,944.88

Finding the Fourth Proportional to 27,530,578.80, 37,993,168.80 and 15,771,944.88

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Solution

The fourth proportional to 27,530,578.80, 37,993,168.80 and 15,771,944.88 is: 21,765,839.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,530,578.80 : 37,993,168.80 = 15,771,944.88 : x
  2. Step 2: Convert to fraction form
    27,530,578.80/37,993,168.80 = 15,771,944.88/x
  3. Step 3: Cross multiply
    27,530,578.80x = 37,993,168.80 × 15,771,944.88
  4. Step 4: Simplify right side
    27,530,578.80x = 599,226,164,130,135.75
  5. Step 5: Solve for x
    x = 599,226,164,130,135.75/27,530,578.80
  6. Step 6: Final answer
    x = 21,765,839.67

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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.