Home / 12,504,236.20-18,728,360.70-9,655,109.80

Finding the Fourth Proportional to 12,504,236.20, 18,728,360.70 and 9,655,109.80

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Solution

The fourth proportional to 12,504,236.20, 18,728,360.70 and 9,655,109.80 is: 14,461,049.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504,236.20 : 18,728,360.70 = 9,655,109.80 : x
  2. Step 2: Convert to fraction form
    12,504,236.20/18,728,360.70 = 9,655,109.80/x
  3. Step 3: Cross multiply
    12,504,236.20x = 18,728,360.70 × 9,655,109.80
  4. Step 4: Simplify right side
    12,504,236.20x = 180,824,378,932,504.88
  5. Step 5: Solve for x
    x = 180,824,378,932,504.88/12,504,236.20
  6. Step 6: Final answer
    x = 14,461,049.52

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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.