Home / 18,667,249-25,760,820.90-10,082,545

Finding the Fourth Proportional to 18,667,249, 25,760,820.90 and 10,082,545

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Solution

The fourth proportional to 18,667,249, 25,760,820.90 and 10,082,545 is: 13,913,921.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,667,249 : 25,760,820.90 = 10,082,545 : x
  2. Step 2: Convert to fraction form
    18,667,249/25,760,820.90 = 10,082,545/x
  3. Step 3: Cross multiply
    18,667,249x = 25,760,820.90 × 10,082,545
  4. Step 4: Simplify right side
    18,667,249x = 259,734,635,961,190.50
  5. Step 5: Solve for x
    x = 259,734,635,961,190.50/18,667,249
  6. Step 6: Final answer
    x = 13,913,921.43

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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.