Home / 11,591,021.80-17,379,620.70-7,106,516.20

Finding the Fourth Proportional to 11,591,021.80, 17,379,620.70 and 7,106,516.20

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Solution

The fourth proportional to 11,591,021.80, 17,379,620.70 and 7,106,516.20 is: 10,655,536.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591,021.80 : 17,379,620.70 = 7,106,516.20 : x
  2. Step 2: Convert to fraction form
    11,591,021.80/17,379,620.70 = 7,106,516.20/x
  3. Step 3: Cross multiply
    11,591,021.80x = 17,379,620.70 × 7,106,516.20
  4. Step 4: Simplify right side
    11,591,021.80x = 123,508,556,054,405.34
  5. Step 5: Solve for x
    x = 123,508,556,054,405.34/11,591,021.80
  6. Step 6: Final answer
    x = 10,655,536.52

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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.