Home / 17,419,270.40-26,129,922.56-5,289,129.60

Finding the Fourth Proportional to 17,419,270.40, 26,129,922.56 and 5,289,129.60

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Solution

The fourth proportional to 17,419,270.40, 26,129,922.56 and 5,289,129.60 is: 7,934,003.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,419,270.40 : 26,129,922.56 = 5,289,129.60 : x
  2. Step 2: Convert to fraction form
    17,419,270.40/26,129,922.56 = 5,289,129.60/x
  3. Step 3: Cross multiply
    17,419,270.40x = 26,129,922.56 × 5,289,129.60
  4. Step 4: Simplify right side
    17,419,270.40x = 138,204,546,857,803.77
  5. Step 5: Solve for x
    x = 138,204,546,857,803.77/17,419,270.40
  6. Step 6: Final answer
    x = 7,934,003.19

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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.