Home / 19,973,651.72-29,969,108.77-10,740,832.86

Finding the Fourth Proportional to 19,973,651.72, 29,969,108.77 and 10,740,832.86

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Solution

The fourth proportional to 19,973,651.72, 29,969,108.77 and 10,740,832.86 is: 16,115,890.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973,651.72 : 29,969,108.77 = 10,740,832.86 : x
  2. Step 2: Convert to fraction form
    19,973,651.72/29,969,108.77 = 10,740,832.86/x
  3. Step 3: Cross multiply
    19,973,651.72x = 29,969,108.77 × 10,740,832.86
  4. Step 4: Simplify right side
    19,973,651.72x = 321,893,188,261,730.19
  5. Step 5: Solve for x
    x = 321,893,188,261,730.19/19,973,651.72
  6. Step 6: Final answer
    x = 16,115,890.71

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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.