Home / 13,978,189.44-20,967,264.72-4,394,405.52

Finding the Fourth Proportional to 13,978,189.44, 20,967,264.72 and 4,394,405.52

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Solution

The fourth proportional to 13,978,189.44, 20,967,264.72 and 4,394,405.52 is: 6,591,602.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,978,189.44 : 20,967,264.72 = 4,394,405.52 : x
  2. Step 2: Convert to fraction form
    13,978,189.44/20,967,264.72 = 4,394,405.52/x
  3. Step 3: Cross multiply
    13,978,189.44x = 20,967,264.72 × 4,394,405.52
  4. Step 4: Simplify right side
    13,978,189.44x = 92,138,663,824,869.23
  5. Step 5: Solve for x
    x = 92,138,663,824,869.23/13,978,189.44
  6. Step 6: Final answer
    x = 6,591,602.17

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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.