Home / 27,188,804.91-40,782,101.07-6,718,008.75

Finding the Fourth Proportional to 27,188,804.91, 40,782,101.07 and 6,718,008.75

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Solution

The fourth proportional to 27,188,804.91, 40,782,101.07 and 6,718,008.75 is: 10,076,739.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,188,804.91 : 40,782,101.07 = 6,718,008.75 : x
  2. Step 2: Convert to fraction form
    27,188,804.91/40,782,101.07 = 6,718,008.75/x
  3. Step 3: Cross multiply
    27,188,804.91x = 40,782,101.07 × 6,718,008.75
  4. Step 4: Simplify right side
    27,188,804.91x = 273,974,511,831,644.38
  5. Step 5: Solve for x
    x = 273,974,511,831,644.38/27,188,804.91
  6. Step 6: Final answer
    x = 10,076,739.77

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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.