Home / 13,936,679.10-20,907,971.10-4,220,494.20

Finding the Fourth Proportional to 13,936,679.10, 20,907,971.10 and 4,220,494.20

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Solution

The fourth proportional to 13,936,679.10, 20,907,971.10 and 4,220,494.20 is: 6,331,635.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,936,679.10 : 20,907,971.10 = 4,220,494.20 : x
  2. Step 2: Convert to fraction form
    13,936,679.10/20,907,971.10 = 4,220,494.20/x
  3. Step 3: Cross multiply
    13,936,679.10x = 20,907,971.10 × 4,220,494.20
  4. Step 4: Simplify right side
    13,936,679.10x = 88,241,970,761,317.62
  5. Step 5: Solve for x
    x = 88,241,970,761,317.62/13,936,679.10
  6. Step 6: Final answer
    x = 6,331,635.40

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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.