Home / 20,743,722.48-28,625,586.76-11,451,093.10

Finding the Fourth Proportional to 20,743,722.48, 28,625,586.76 and 11,451,093.10

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Solution

The fourth proportional to 20,743,722.48, 28,625,586.76 and 11,451,093.10 is: 15,802,094.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,743,722.48 : 28,625,586.76 = 11,451,093.10 : x
  2. Step 2: Convert to fraction form
    20,743,722.48/28,625,586.76 = 11,451,093.10/x
  3. Step 3: Cross multiply
    20,743,722.48x = 28,625,586.76 × 11,451,093.10
  4. Step 4: Simplify right side
    20,743,722.48x = 327,794,259,030,887.38
  5. Step 5: Solve for x
    x = 327,794,259,030,887.38/20,743,722.48
  6. Step 6: Final answer
    x = 15,802,094.31

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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.