Home / 19,715,760.15-29,573,640.23-11,212,704.15

Finding the Fourth Proportional to 19,715,760.15, 29,573,640.23 and 11,212,704.15

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Solution

The fourth proportional to 19,715,760.15, 29,573,640.23 and 11,212,704.15 is: 16,819,056.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,715,760.15 : 29,573,640.23 = 11,212,704.15 : x
  2. Step 2: Convert to fraction form
    19,715,760.15/29,573,640.23 = 11,212,704.15/x
  3. Step 3: Cross multiply
    19,715,760.15x = 29,573,640.23 × 11,212,704.15
  4. Step 4: Simplify right side
    19,715,760.15x = 331,600,478,481,464.44
  5. Step 5: Solve for x
    x = 331,600,478,481,464.44/19,715,760.15
  6. Step 6: Final answer
    x = 16,819,056.23

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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.