Home / 52,002,313.20-78,003,469.80-26,493,145.20

Finding the Fourth Proportional to 52,002,313.20, 78,003,469.80 and 26,493,145.20

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Solution

The fourth proportional to 52,002,313.20, 78,003,469.80 and 26,493,145.20 is: 39,739,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002,313.20 : 78,003,469.80 = 26,493,145.20 : x
  2. Step 2: Convert to fraction form
    52,002,313.20/78,003,469.80 = 26,493,145.20/x
  3. Step 3: Cross multiply
    52,002,313.20x = 78,003,469.80 × 26,493,145.20
  4. Step 4: Simplify right side
    52,002,313.20x = 2,066,557,251,515,214.75
  5. Step 5: Solve for x
    x = 2,066,557,251,515,214.75/52,002,313.20
  6. Step 6: Final answer
    x = 39,739,717.80

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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.