Home / 13,580,166.50-20,379,223.97-6,393,755.57

Finding the Fourth Proportional to 13,580,166.50, 20,379,223.97 and 6,393,755.57

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Solution

The fourth proportional to 13,580,166.50, 20,379,223.97 and 6,393,755.57 is: 9,594,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,580,166.50 : 20,379,223.97 = 6,393,755.57 : x
  2. Step 2: Convert to fraction form
    13,580,166.50/20,379,223.97 = 6,393,755.57/x
  3. Step 3: Cross multiply
    13,580,166.50x = 20,379,223.97 × 6,393,755.57
  4. Step 4: Simplify right side
    13,580,166.50x = 130,299,776,636,600.12
  5. Step 5: Solve for x
    x = 130,299,776,636,600.12/13,580,166.50
  6. Step 6: Final answer
    x = 9,594,858.55

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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.