Home / 31,961,239.34-47,936,610.20-13,760,534.48

Finding the Fourth Proportional to 31,961,239.34, 47,936,610.20 and 13,760,534.48

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Solution

The fourth proportional to 31,961,239.34, 47,936,610.20 and 13,760,534.48 is: 20,638,541.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,961,239.34 : 47,936,610.20 = 13,760,534.48 : x
  2. Step 2: Convert to fraction form
    31,961,239.34/47,936,610.20 = 13,760,534.48/x
  3. Step 3: Cross multiply
    31,961,239.34x = 47,936,610.20 × 13,760,534.48
  4. Step 4: Simplify right side
    31,961,239.34x = 659,633,377,306,138
  5. Step 5: Solve for x
    x = 659,633,377,306,138/31,961,239.34
  6. Step 6: Final answer
    x = 20,638,541.90

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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.