Home / 52,419,627.20-78,629,440.80-41,460,132.80

Finding the Fourth Proportional to 52,419,627.20, 78,629,440.80 and 41,460,132.80

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Solution

The fourth proportional to 52,419,627.20, 78,629,440.80 and 41,460,132.80 is: 62,190,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,419,627.20 : 78,629,440.80 = 41,460,132.80 : x
  2. Step 2: Convert to fraction form
    52,419,627.20/78,629,440.80 = 41,460,132.80/x
  3. Step 3: Cross multiply
    52,419,627.20x = 78,629,440.80 × 41,460,132.80
  4. Step 4: Simplify right side
    52,419,627.20x = 3,259,987,057,557,738
  5. Step 5: Solve for x
    x = 3,259,987,057,557,738/52,419,627.20
  6. Step 6: Final answer
    x = 62,190,199.20

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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.