Home / 12,348,424.31-18,512,745.75-5,868,247.73

Finding the Fourth Proportional to 12,348,424.31, 18,512,745.75 and 5,868,247.73

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Solution

The fourth proportional to 12,348,424.31, 18,512,745.75 and 5,868,247.73 is: 8,797,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348,424.31 : 18,512,745.75 = 5,868,247.73 : x
  2. Step 2: Convert to fraction form
    12,348,424.31/18,512,745.75 = 5,868,247.73/x
  3. Step 3: Cross multiply
    12,348,424.31x = 18,512,745.75 × 5,868,247.73
  4. Step 4: Simplify right side
    12,348,424.31x = 108,637,378,130,940.91
  5. Step 5: Solve for x
    x = 108,637,378,130,940.91/12,348,424.31
  6. Step 6: Final answer
    x = 8,797,671.30

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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.