Home / 25,131,179.20-37,696,768.80-8,975,372.80

Finding the Fourth Proportional to 25,131,179.20, 37,696,768.80 and 8,975,372.80

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Solution

The fourth proportional to 25,131,179.20, 37,696,768.80 and 8,975,372.80 is: 13,463,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,131,179.20 : 37,696,768.80 = 8,975,372.80 : x
  2. Step 2: Convert to fraction form
    25,131,179.20/37,696,768.80 = 8,975,372.80/x
  3. Step 3: Cross multiply
    25,131,179.20x = 37,696,768.80 × 8,975,372.80
  4. Step 4: Simplify right side
    25,131,179.20x = 338,342,553,335,408.62
  5. Step 5: Solve for x
    x = 338,342,553,335,408.62/25,131,179.20
  6. Step 6: Final answer
    x = 13,463,059.20

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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.