Home / 18,528,896.22-25,569,879.21-10,269,491.74

Finding the Fourth Proportional to 18,528,896.22, 25,569,879.21 and 10,269,491.74

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Solution

The fourth proportional to 18,528,896.22, 25,569,879.21 and 10,269,491.74 is: 14,171,899.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528,896.22 : 25,569,879.21 = 10,269,491.74 : x
  2. Step 2: Convert to fraction form
    18,528,896.22/25,569,879.21 = 10,269,491.74/x
  3. Step 3: Cross multiply
    18,528,896.22x = 25,569,879.21 × 10,269,491.74
  4. Step 4: Simplify right side
    18,528,896.22x = 262,589,663,212,043.31
  5. Step 5: Solve for x
    x = 262,589,663,212,043.31/18,528,896.22
  6. Step 6: Final answer
    x = 14,171,899.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.