Home / 19,424,229.90-29,136,344.85-15,645,093.90

Finding the Fourth Proportional to 19,424,229.90, 29,136,344.85 and 15,645,093.90

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Solution

The fourth proportional to 19,424,229.90, 29,136,344.85 and 15,645,093.90 is: 23,467,640.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,424,229.90 : 29,136,344.85 = 15,645,093.90 : x
  2. Step 2: Convert to fraction form
    19,424,229.90/29,136,344.85 = 15,645,093.90/x
  3. Step 3: Cross multiply
    19,424,229.90x = 29,136,344.85 × 15,645,093.90
  4. Step 4: Simplify right side
    19,424,229.90x = 455,840,851,081,031.44
  5. Step 5: Solve for x
    x = 455,840,851,081,031.44/19,424,229.90
  6. Step 6: Final answer
    x = 23,467,640.85

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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.