Home / 60,431,481.13-90,647,108.52-18,935,534.03

Finding the Fourth Proportional to 60,431,481.13, 90,647,108.52 and 18,935,534.03

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Solution

The fourth proportional to 60,431,481.13, 90,647,108.52 and 18,935,534.03 is: 28,403,265.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,431,481.13 : 90,647,108.52 = 18,935,534.03 : x
  2. Step 2: Convert to fraction form
    60,431,481.13/90,647,108.52 = 18,935,534.03/x
  3. Step 3: Cross multiply
    60,431,481.13x = 90,647,108.52 × 18,935,534.03
  4. Step 4: Simplify right side
    60,431,481.13x = 1,716,451,408,101,563
  5. Step 5: Solve for x
    x = 1,716,451,408,101,563/60,431,481.13
  6. Step 6: Final answer
    x = 28,403,265.58

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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.