Home / 12,481,606.20-18,722,409.30-5,763,142.20

Finding the Fourth Proportional to 12,481,606.20, 18,722,409.30 and 5,763,142.20

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Solution

The fourth proportional to 12,481,606.20, 18,722,409.30 and 5,763,142.20 is: 8,644,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,606.20 : 18,722,409.30 = 5,763,142.20 : x
  2. Step 2: Convert to fraction form
    12,481,606.20/18,722,409.30 = 5,763,142.20/x
  3. Step 3: Cross multiply
    12,481,606.20x = 18,722,409.30 × 5,763,142.20
  4. Step 4: Simplify right side
    12,481,606.20x = 107,899,907,122,502.47
  5. Step 5: Solve for x
    x = 107,899,907,122,502.47/12,481,606.20
  6. Step 6: Final answer
    x = 8,644,713.30

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1.5x scale

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.