Home / 47,183,073.54-65,079,100.53-31,494,187.89

Finding the Fourth Proportional to 47,183,073.54, 65,079,100.53 and 31,494,187.89

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Solution

The fourth proportional to 47,183,073.54, 65,079,100.53 and 31,494,187.89 is: 43,439,591.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,183,073.54 : 65,079,100.53 = 31,494,187.89 : x
  2. Step 2: Convert to fraction form
    47,183,073.54/65,079,100.53 = 31,494,187.89/x
  3. Step 3: Cross multiply
    47,183,073.54x = 65,079,100.53 × 31,494,187.89
  4. Step 4: Simplify right side
    47,183,073.54x = 2,049,613,419,804,018.75
  5. Step 5: Solve for x
    x = 2,049,613,419,804,018.75/47,183,073.54
  6. Step 6: Final answer
    x = 43,439,591.07

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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.