Home / 51,529,381.53-71,109,749.52-28,324,009.86

Finding the Fourth Proportional to 51,529,381.53, 71,109,749.52 and 28,324,009.86

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Solution

The fourth proportional to 51,529,381.53, 71,109,749.52 and 28,324,009.86 is: 39,086,695.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,529,381.53 : 71,109,749.52 = 28,324,009.86 : x
  2. Step 2: Convert to fraction form
    51,529,381.53/71,109,749.52 = 28,324,009.86/x
  3. Step 3: Cross multiply
    51,529,381.53x = 71,109,749.52 × 28,324,009.86
  4. Step 4: Simplify right side
    51,529,381.53x = 2,014,113,246,546,610
  5. Step 5: Solve for x
    x = 2,014,113,246,546,610/51,529,381.53
  6. Step 6: Final answer
    x = 39,086,695.53

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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.