Home / 18,522,827.70-25,553,360.03-11,176,563.48

Finding the Fourth Proportional to 18,522,827.70, 25,553,360.03 and 11,176,563.48

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Solution

The fourth proportional to 18,522,827.70, 25,553,360.03 and 11,176,563.48 is: 15,418,744.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522,827.70 : 25,553,360.03 = 11,176,563.48 : x
  2. Step 2: Convert to fraction form
    18,522,827.70/25,553,360.03 = 11,176,563.48/x
  3. Step 3: Cross multiply
    18,522,827.70x = 25,553,360.03 × 11,176,563.48
  4. Step 4: Simplify right side
    18,522,827.70x = 285,598,750,446,706.88
  5. Step 5: Solve for x
    x = 285,598,750,446,706.88/18,522,827.70
  6. Step 6: Final answer
    x = 15,418,744.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.