Home / 47,715,180.55-71,571,343.79-13,173,687.56

Finding the Fourth Proportional to 47,715,180.55, 71,571,343.79 and 13,173,687.56

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Solution

The fourth proportional to 47,715,180.55, 71,571,343.79 and 13,173,687.56 is: 19,760,137.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,715,180.55 : 71,571,343.79 = 13,173,687.56 : x
  2. Step 2: Convert to fraction form
    47,715,180.55/71,571,343.79 = 13,173,687.56/x
  3. Step 3: Cross multiply
    47,715,180.55x = 71,571,343.79 × 13,173,687.56
  4. Step 4: Simplify right side
    47,715,180.55x = 942,858,521,550,668.88
  5. Step 5: Solve for x
    x = 942,858,521,550,668.88/47,715,180.55
  6. Step 6: Final answer
    x = 19,760,137.36

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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.