Home / 12,324,260.41-18,488,072.93-5,134,112.82

Finding the Fourth Proportional to 12,324,260.41, 18,488,072.93 and 5,134,112.82

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Solution

The fourth proportional to 12,324,260.41, 18,488,072.93 and 5,134,112.82 is: 7,701,870.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324,260.41 : 18,488,072.93 = 5,134,112.82 : x
  2. Step 2: Convert to fraction form
    12,324,260.41/18,488,072.93 = 5,134,112.82/x
  3. Step 3: Cross multiply
    12,324,260.41x = 18,488,072.93 × 5,134,112.82
  4. Step 4: Simplify right side
    12,324,260.41x = 94,919,852,247,007.97
  5. Step 5: Solve for x
    x = 94,919,852,247,007.97/12,324,260.41
  6. Step 6: Final answer
    x = 7,701,870.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.