Home / 16,863,542.72-25,291,531.52-7,756,894.88

Finding the Fourth Proportional to 16,863,542.72, 25,291,531.52 and 7,756,894.88

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Solution

The fourth proportional to 16,863,542.72, 25,291,531.52 and 7,756,894.88 is: 11,633,602.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863,542.72 : 25,291,531.52 = 7,756,894.88 : x
  2. Step 2: Convert to fraction form
    16,863,542.72/25,291,531.52 = 7,756,894.88/x
  3. Step 3: Cross multiply
    16,863,542.72x = 25,291,531.52 × 7,756,894.88
  4. Step 4: Simplify right side
    16,863,542.72x = 196,183,751,354,846.62
  5. Step 5: Solve for x
    x = 196,183,751,354,846.62/16,863,542.72
  6. Step 6: Final answer
    x = 11,633,602.42

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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.