Home / 18,597,950.21-25,667,247.50-11,259,827.12

Finding the Fourth Proportional to 18,597,950.21, 25,667,247.50 and 11,259,827.12

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Solution

The fourth proportional to 18,597,950.21, 25,667,247.50 and 11,259,827.12 is: 15,539,818.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,597,950.21 : 25,667,247.50 = 11,259,827.12 : x
  2. Step 2: Convert to fraction form
    18,597,950.21/25,667,247.50 = 11,259,827.12/x
  3. Step 3: Cross multiply
    18,597,950.21x = 25,667,247.50 × 11,259,827.12
  4. Step 4: Simplify right side
    18,597,950.21x = 289,008,769,546,345.56
  5. Step 5: Solve for x
    x = 289,008,769,546,345.56/18,597,950.21
  6. Step 6: Final answer
    x = 15,539,818.43

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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.