Home / 20,208,673.76-27,887,640.24-11,041,119.20

Finding the Fourth Proportional to 20,208,673.76, 27,887,640.24 and 11,041,119.20

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Solution

The fourth proportional to 20,208,673.76, 27,887,640.24 and 11,041,119.20 is: 15,236,564.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,208,673.76 : 27,887,640.24 = 11,041,119.20 : x
  2. Step 2: Convert to fraction form
    20,208,673.76/27,887,640.24 = 11,041,119.20/x
  3. Step 3: Cross multiply
    20,208,673.76x = 27,887,640.24 × 11,041,119.20
  4. Step 4: Simplify right side
    20,208,673.76x = 307,910,760,096,556.56
  5. Step 5: Solve for x
    x = 307,910,760,096,556.56/20,208,673.76
  6. Step 6: Final answer
    x = 15,236,564.45

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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.