Home / 18,889,234.28-26,067,021.54-10,740,471.56

Finding the Fourth Proportional to 18,889,234.28, 26,067,021.54 and 10,740,471.56

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Solution

The fourth proportional to 18,889,234.28, 26,067,021.54 and 10,740,471.56 is: 14,821,781.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,889,234.28 : 26,067,021.54 = 10,740,471.56 : x
  2. Step 2: Convert to fraction form
    18,889,234.28/26,067,021.54 = 10,740,471.56/x
  3. Step 3: Cross multiply
    18,889,234.28x = 26,067,021.54 × 10,740,471.56
  4. Step 4: Simplify right side
    18,889,234.28x = 279,972,103,504,277.41
  5. Step 5: Solve for x
    x = 279,972,103,504,277.41/18,889,234.28
  6. Step 6: Final answer
    x = 14,821,781.52

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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.