Home / 11,766,778.62-17,640,059.19-4,089,426

Finding the Fourth Proportional to 11,766,778.62, 17,640,059.19 and 4,089,426

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Solution

The fourth proportional to 11,766,778.62, 17,640,059.19 and 4,089,426 is: 6,130,625.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,766,778.62 : 17,640,059.19 = 4,089,426 : x
  2. Step 2: Convert to fraction form
    11,766,778.62/17,640,059.19 = 4,089,426/x
  3. Step 3: Cross multiply
    11,766,778.62x = 17,640,059.19 × 4,089,426
  4. Step 4: Simplify right side
    11,766,778.62x = 72,137,716,693,124.95
  5. Step 5: Solve for x
    x = 72,137,716,693,124.95/11,766,778.62
  6. Step 6: Final answer
    x = 6,130,625.81

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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.