Home / 31,576,548.24-47,279,661.24-20,619,595.56

Finding the Fourth Proportional to 31,576,548.24, 47,279,661.24 and 20,619,595.56

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Solution

The fourth proportional to 31,576,548.24, 47,279,661.24 and 20,619,595.56 is: 30,873,782.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,576,548.24 : 47,279,661.24 = 20,619,595.56 : x
  2. Step 2: Convert to fraction form
    31,576,548.24/47,279,661.24 = 20,619,595.56/x
  3. Step 3: Cross multiply
    31,576,548.24x = 47,279,661.24 × 20,619,595.56
  4. Step 4: Simplify right side
    31,576,548.24x = 974,887,492,982,608.12
  5. Step 5: Solve for x
    x = 974,887,492,982,608.12/31,576,548.24
  6. Step 6: Final answer
    x = 30,873,782.83

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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.