Home / 51,471,151.56-77,183,183.07-30,731,004.36

Finding the Fourth Proportional to 51,471,151.56, 77,183,183.07 and 30,731,004.36

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Solution

The fourth proportional to 51,471,151.56, 77,183,183.07 and 30,731,004.36 is: 46,082,449.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,471,151.56 : 77,183,183.07 = 30,731,004.36 : x
  2. Step 2: Convert to fraction form
    51,471,151.56/77,183,183.07 = 30,731,004.36/x
  3. Step 3: Cross multiply
    51,471,151.56x = 77,183,183.07 × 30,731,004.36
  4. Step 4: Simplify right side
    51,471,151.56x = 2,371,916,735,442,848
  5. Step 5: Solve for x
    x = 2,371,916,735,442,848/51,471,151.56
  6. Step 6: Final answer
    x = 46,082,449.36

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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.