Home / 27,026,621.33-40,542,144.50-7,857,354.92

Finding the Fourth Proportional to 27,026,621.33, 40,542,144.50 and 7,857,354.92

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Solution

The fourth proportional to 27,026,621.33, 40,542,144.50 and 7,857,354.92 is: 11,786,675.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,026,621.33 : 40,542,144.50 = 7,857,354.92 : x
  2. Step 2: Convert to fraction form
    27,026,621.33/40,542,144.50 = 7,857,354.92/x
  3. Step 3: Cross multiply
    27,026,621.33x = 40,542,144.50 × 7,857,354.92
  4. Step 4: Simplify right side
    27,026,621.33x = 318,554,018,371,358.56
  5. Step 5: Solve for x
    x = 318,554,018,371,358.56/27,026,621.33
  6. Step 6: Final answer
    x = 11,786,675.61

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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.