Home / 31,372,474.20-47,048,131.74-11,937,086.34

Finding the Fourth Proportional to 31,372,474.20, 47,048,131.74 and 11,937,086.34

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Solution

The fourth proportional to 31,372,474.20, 47,048,131.74 and 11,937,086.34 is: 17,901,604.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,372,474.20 : 47,048,131.74 = 11,937,086.34 : x
  2. Step 2: Convert to fraction form
    31,372,474.20/47,048,131.74 = 11,937,086.34/x
  3. Step 3: Cross multiply
    31,372,474.20x = 47,048,131.74 × 11,937,086.34
  4. Step 4: Simplify right side
    31,372,474.20x = 561,617,610,716,074.44
  5. Step 5: Solve for x
    x = 561,617,610,716,074.44/31,372,474.20
  6. Step 6: Final answer
    x = 17,901,604.03

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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.