Home / 36,729,839.19-50,692,720.82-21,270,023.67

Finding the Fourth Proportional to 36,729,839.19, 50,692,720.82 and 21,270,023.67

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Solution

The fourth proportional to 36,729,839.19, 50,692,720.82 and 21,270,023.67 is: 29,355,842.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,729,839.19 : 50,692,720.82 = 21,270,023.67 : x
  2. Step 2: Convert to fraction form
    36,729,839.19/50,692,720.82 = 21,270,023.67/x
  3. Step 3: Cross multiply
    36,729,839.19x = 50,692,720.82 × 21,270,023.67
  4. Step 4: Simplify right side
    36,729,839.19x = 1,078,235,371,631,751.75
  5. Step 5: Solve for x
    x = 1,078,235,371,631,751.75/36,729,839.19
  6. Step 6: Final answer
    x = 29,355,842.43

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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.