Home / 18,269,424.97-25,211,805.72-10,009,800.56

Finding the Fourth Proportional to 18,269,424.97, 25,211,805.72 and 10,009,800.56

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Solution

The fourth proportional to 18,269,424.97, 25,211,805.72 and 10,009,800.56 is: 13,813,524.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269,424.97 : 25,211,805.72 = 10,009,800.56 : x
  2. Step 2: Convert to fraction form
    18,269,424.97/25,211,805.72 = 10,009,800.56/x
  3. Step 3: Cross multiply
    18,269,424.97x = 25,211,805.72 × 10,009,800.56
  4. Step 4: Simplify right side
    18,269,424.97x = 252,365,147,014,667.22
  5. Step 5: Solve for x
    x = 252,365,147,014,667.22/18,269,424.97
  6. Step 6: Final answer
    x = 13,813,524.37

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1.5x scale

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.