Home / 27,061,556.10-40,590,216.18-7,629,997.20

Finding the Fourth Proportional to 27,061,556.10, 40,590,216.18 and 7,629,997.20

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Solution

The fourth proportional to 27,061,556.10, 40,590,216.18 and 7,629,997.20 is: 11,444,398.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,061,556.10 : 40,590,216.18 = 7,629,997.20 : x
  2. Step 2: Convert to fraction form
    27,061,556.10/40,590,216.18 = 7,629,997.20/x
  3. Step 3: Cross multiply
    27,061,556.10x = 40,590,216.18 × 7,629,997.20
  4. Step 4: Simplify right side
    27,061,556.10x = 309,703,235,800,794.69
  5. Step 5: Solve for x
    x = 309,703,235,800,794.69/27,061,556.10
  6. Step 6: Final answer
    x = 11,444,398.64

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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.