Home / 19,134,915.27-28,715,822.79-17,305,429.62

Finding the Fourth Proportional to 19,134,915.27, 28,715,822.79 and 17,305,429.62

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Solution

The fourth proportional to 19,134,915.27, 28,715,822.79 and 17,305,429.62 is: 25,970,308.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134,915.27 : 28,715,822.79 = 17,305,429.62 : x
  2. Step 2: Convert to fraction form
    19,134,915.27/28,715,822.79 = 17,305,429.62/x
  3. Step 3: Cross multiply
    19,134,915.27x = 28,715,822.79 × 17,305,429.62
  4. Step 4: Simplify right side
    19,134,915.27x = 496,939,650,272,737.06
  5. Step 5: Solve for x
    x = 496,939,650,272,737.06/19,134,915.27
  6. Step 6: Final answer
    x = 25,970,308.37

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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.