Home / 43,501,194.88-65,251,788.68-20,713,004.80

Finding the Fourth Proportional to 43,501,194.88, 65,251,788.68 and 20,713,004.80

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Solution

The fourth proportional to 43,501,194.88, 65,251,788.68 and 20,713,004.80 is: 31,069,505.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,501,194.88 : 65,251,788.68 = 20,713,004.80 : x
  2. Step 2: Convert to fraction form
    43,501,194.88/65,251,788.68 = 20,713,004.80/x
  3. Step 3: Cross multiply
    43,501,194.88x = 65,251,788.68 × 20,713,004.80
  4. Step 4: Simplify right side
    43,501,194.88x = 1,351,560,612,137,425.75
  5. Step 5: Solve for x
    x = 1,351,560,612,137,425.75/43,501,194.88
  6. Step 6: Final answer
    x = 31,069,505.47

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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.