Home / 19,211,717.22-26,512,796.36-10,509,889.83

Finding the Fourth Proportional to 19,211,717.22, 26,512,796.36 and 10,509,889.83

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Solution

The fourth proportional to 19,211,717.22, 26,512,796.36 and 10,509,889.83 is: 14,503,990.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211,717.22 : 26,512,796.36 = 10,509,889.83 : x
  2. Step 2: Convert to fraction form
    19,211,717.22/26,512,796.36 = 10,509,889.83/x
  3. Step 3: Cross multiply
    19,211,717.22x = 26,512,796.36 × 10,509,889.83
  4. Step 4: Simplify right side
    19,211,717.22x = 278,646,568,828,825
  5. Step 5: Solve for x
    x = 278,646,568,828,825/19,211,717.22
  6. Step 6: Final answer
    x = 14,503,990.75

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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.