Home / 13,858,365.26-20,786,548.53-4,272,743.18

Finding the Fourth Proportional to 13,858,365.26, 20,786,548.53 and 4,272,743.18

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Solution

The fourth proportional to 13,858,365.26, 20,786,548.53 and 4,272,743.18 is: 6,408,806.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,858,365.26 : 20,786,548.53 = 4,272,743.18 : x
  2. Step 2: Convert to fraction form
    13,858,365.26/20,786,548.53 = 4,272,743.18/x
  3. Step 3: Cross multiply
    13,858,365.26x = 20,786,548.53 × 4,272,743.18
  4. Step 4: Simplify right side
    13,858,365.26x = 88,815,583,467,296.53
  5. Step 5: Solve for x
    x = 88,815,583,467,296.53/13,858,365.26
  6. Step 6: Final answer
    x = 6,408,806.65

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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.