Home / 18,269,453.22-25,211,844.75-10,009,828.90

Finding the Fourth Proportional to 18,269,453.22, 25,211,844.75 and 10,009,828.90

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Solution

The fourth proportional to 18,269,453.22, 25,211,844.75 and 10,009,828.90 is: 13,813,563.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269,453.22 : 25,211,844.75 = 10,009,828.90 : x
  2. Step 2: Convert to fraction form
    18,269,453.22/25,211,844.75 = 10,009,828.90/x
  3. Step 3: Cross multiply
    18,269,453.22x = 25,211,844.75 × 10,009,828.90
  4. Step 4: Simplify right side
    18,269,453.22x = 252,366,252,200,863.28
  5. Step 5: Solve for x
    x = 252,366,252,200,863.28/18,269,453.22
  6. Step 6: Final answer
    x = 13,813,563.50

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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.