Home / 31,767,576.27-47,671,518.35-13,571,908.33

Finding the Fourth Proportional to 31,767,576.27, 47,671,518.35 and 13,571,908.33

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Solution

The fourth proportional to 31,767,576.27, 47,671,518.35 and 13,571,908.33 is: 20,366,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,767,576.27 : 47,671,518.35 = 13,571,908.33 : x
  2. Step 2: Convert to fraction form
    31,767,576.27/47,671,518.35 = 13,571,908.33/x
  3. Step 3: Cross multiply
    31,767,576.27x = 47,671,518.35 × 13,571,908.33
  4. Step 4: Simplify right side
    31,767,576.27x = 646,993,476,912,863.88
  5. Step 5: Solve for x
    x = 646,993,476,912,863.88/31,767,576.27
  6. Step 6: Final answer
    x = 20,366,472.76

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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.