Home / 17,419,267.92-26,129,918.85-5,289,127.11

Finding the Fourth Proportional to 17,419,267.92, 26,129,918.85 and 5,289,127.11

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Solution

The fourth proportional to 17,419,267.92, 26,129,918.85 and 5,289,127.11 is: 7,933,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,419,267.92 : 26,129,918.85 = 5,289,127.11 : x
  2. Step 2: Convert to fraction form
    17,419,267.92/26,129,918.85 = 5,289,127.11/x
  3. Step 3: Cross multiply
    17,419,267.92x = 26,129,918.85 × 5,289,127.11
  4. Step 4: Simplify right side
    17,419,267.92x = 138,204,462,171,635.05
  5. Step 5: Solve for x
    x = 138,204,462,171,635.05/17,419,267.92
  6. Step 6: Final answer
    x = 7,933,999.45

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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.