Home / 18,153,930.30-27,230,895.45-16,768,247.10

Finding the Fourth Proportional to 18,153,930.30, 27,230,895.45 and 16,768,247.10

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Solution

The fourth proportional to 18,153,930.30, 27,230,895.45 and 16,768,247.10 is: 25,152,370.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153,930.30 : 27,230,895.45 = 16,768,247.10 : x
  2. Step 2: Convert to fraction form
    18,153,930.30/27,230,895.45 = 16,768,247.10/x
  3. Step 3: Cross multiply
    18,153,930.30x = 27,230,895.45 × 16,768,247.10
  4. Step 4: Simplify right side
    18,153,930.30x = 456,614,383,659,865.69
  5. Step 5: Solve for x
    x = 456,614,383,659,865.69/18,153,930.30
  6. Step 6: Final answer
    x = 25,152,370.65

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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.