Home / 13,773,091.40-20,660,414.70-4,188,782.60

Finding the Fourth Proportional to 13,773,091.40, 20,660,414.70 and 4,188,782.60

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Solution

The fourth proportional to 13,773,091.40, 20,660,414.70 and 4,188,782.60 is: 6,283,410.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,773,091.40 : 20,660,414.70 = 4,188,782.60 : x
  2. Step 2: Convert to fraction form
    13,773,091.40/20,660,414.70 = 4,188,782.60/x
  3. Step 3: Cross multiply
    13,773,091.40x = 20,660,414.70 × 4,188,782.60
  4. Step 4: Simplify right side
    13,773,091.40x = 86,541,985,604,144.22
  5. Step 5: Solve for x
    x = 86,541,985,604,144.22/13,773,091.40
  6. Step 6: Final answer
    x = 6,283,410.39

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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.