Home / 57,343,759.20-86,015,638.80-16,954,243.20

Finding the Fourth Proportional to 57,343,759.20, 86,015,638.80 and 16,954,243.20

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Solution

The fourth proportional to 57,343,759.20, 86,015,638.80 and 16,954,243.20 is: 25,431,364.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,343,759.20 : 86,015,638.80 = 16,954,243.20 : x
  2. Step 2: Convert to fraction form
    57,343,759.20/86,015,638.80 = 16,954,243.20/x
  3. Step 3: Cross multiply
    57,343,759.20x = 86,015,638.80 × 16,954,243.20
  4. Step 4: Simplify right side
    57,343,759.20x = 1,458,330,059,218,556
  5. Step 5: Solve for x
    x = 1,458,330,059,218,556/57,343,759.20
  6. Step 6: Final answer
    x = 25,431,364.80

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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.