Home / 19,023,380.89-26,251,934.56-11,578,351.75

Finding the Fourth Proportional to 19,023,380.89, 26,251,934.56 and 11,578,351.75

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Solution

The fourth proportional to 19,023,380.89, 26,251,934.56 and 11,578,351.75 is: 15,977,923.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023,380.89 : 26,251,934.56 = 11,578,351.75 : x
  2. Step 2: Convert to fraction form
    19,023,380.89/26,251,934.56 = 11,578,351.75/x
  3. Step 3: Cross multiply
    19,023,380.89x = 26,251,934.56 × 11,578,351.75
  4. Step 4: Simplify right side
    19,023,380.89x = 303,954,132,453,661.44
  5. Step 5: Solve for x
    x = 303,954,132,453,661.44/19,023,380.89
  6. Step 6: Final answer
    x = 15,977,923.91

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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.