Home / 39,195,520.86-58,789,480.10-11,902,050.03

Finding the Fourth Proportional to 39,195,520.86, 58,789,480.10 and 11,902,050.03

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Solution

The fourth proportional to 39,195,520.86, 58,789,480.10 and 11,902,050.03 is: 17,851,920.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,195,520.86 : 58,789,480.10 = 11,902,050.03 : x
  2. Step 2: Convert to fraction form
    39,195,520.86/58,789,480.10 = 11,902,050.03/x
  3. Step 3: Cross multiply
    39,195,520.86x = 58,789,480.10 × 11,902,050.03
  4. Step 4: Simplify right side
    39,195,520.86x = 699,715,333,328,379.12
  5. Step 5: Solve for x
    x = 699,715,333,328,379.12/39,195,520.86
  6. Step 6: Final answer
    x = 17,851,920.78

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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.