Home / 12,834,564.70-19,257,031.05-5,647,467.10

Finding the Fourth Proportional to 12,834,564.70, 19,257,031.05 and 5,647,467.10

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Solution

The fourth proportional to 12,834,564.70, 19,257,031.05 and 5,647,467.10 is: 8,473,481.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834,564.70 : 19,257,031.05 = 5,647,467.10 : x
  2. Step 2: Convert to fraction form
    12,834,564.70/19,257,031.05 = 5,647,467.10/x
  3. Step 3: Cross multiply
    12,834,564.70x = 19,257,031.05 × 5,647,467.10
  4. Step 4: Simplify right side
    12,834,564.70x = 108,753,449,298,553.45
  5. Step 5: Solve for x
    x = 108,753,449,298,553.45/12,834,564.70
  6. Step 6: Final answer
    x = 8,473,481.71

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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.