Home / 18,040,307.64-27,064,977.32-5,260,813.80

Finding the Fourth Proportional to 18,040,307.64, 27,064,977.32 and 5,260,813.80

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Solution

The fourth proportional to 18,040,307.64, 27,064,977.32 and 5,260,813.80 is: 7,892,537.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,040,307.64 : 27,064,977.32 = 5,260,813.80 : x
  2. Step 2: Convert to fraction form
    18,040,307.64/27,064,977.32 = 5,260,813.80/x
  3. Step 3: Cross multiply
    18,040,307.64x = 27,064,977.32 × 5,260,813.80
  4. Step 4: Simplify right side
    18,040,307.64x = 142,383,806,181,743
  5. Step 5: Solve for x
    x = 142,383,806,181,743/18,040,307.64
  6. Step 6: Final answer
    x = 7,892,537.59

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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.