Home / 19,278,183.41-26,603,891.12-10,905,374.30

Finding the Fourth Proportional to 19,278,183.41, 26,603,891.12 and 10,905,374.30

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Solution

The fourth proportional to 19,278,183.41, 26,603,891.12 and 10,905,374.30 is: 15,049,415.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,278,183.41 : 26,603,891.12 = 10,905,374.30 : x
  2. Step 2: Convert to fraction form
    19,278,183.41/26,603,891.12 = 10,905,374.30/x
  3. Step 3: Cross multiply
    19,278,183.41x = 26,603,891.12 × 10,905,374.30
  4. Step 4: Simplify right side
    19,278,183.41x = 290,125,390,394,290.19
  5. Step 5: Solve for x
    x = 290,125,390,394,290.19/19,278,183.41
  6. Step 6: Final answer
    x = 15,049,415.41

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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.