Home / 12,469,783.20-18,704,674.80-12,096,535.20

Finding the Fourth Proportional to 12,469,783.20, 18,704,674.80 and 12,096,535.20

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Solution

The fourth proportional to 12,469,783.20, 18,704,674.80 and 12,096,535.20 is: 18,144,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469,783.20 : 18,704,674.80 = 12,096,535.20 : x
  2. Step 2: Convert to fraction form
    12,469,783.20/18,704,674.80 = 12,096,535.20/x
  3. Step 3: Cross multiply
    12,469,783.20x = 18,704,674.80 × 12,096,535.20
  4. Step 4: Simplify right side
    12,469,783.20x = 226,261,757,122,752.97
  5. Step 5: Solve for x
    x = 226,261,757,122,752.97/12,469,783.20
  6. Step 6: Final answer
    x = 18,144,802.80

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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.