Home / 38,489,715.40-57,734,573.10-11,559,872.20

Finding the Fourth Proportional to 38,489,715.40, 57,734,573.10 and 11,559,872.20

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Solution

The fourth proportional to 38,489,715.40, 57,734,573.10 and 11,559,872.20 is: 17,339,808.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,489,715.40 : 57,734,573.10 = 11,559,872.20 : x
  2. Step 2: Convert to fraction form
    38,489,715.40/57,734,573.10 = 11,559,872.20/x
  3. Step 3: Cross multiply
    38,489,715.40x = 57,734,573.10 × 11,559,872.20
  4. Step 4: Simplify right side
    38,489,715.40x = 667,404,286,557,557.75
  5. Step 5: Solve for x
    x = 667,404,286,557,557.75/38,489,715.40
  6. Step 6: Final answer
    x = 17,339,808.30

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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.