Home / 55,972,735.87-77,238,977.62-30,853,744.33

Finding the Fourth Proportional to 55,972,735.87, 77,238,977.62 and 30,853,744.33

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Solution

The fourth proportional to 55,972,735.87, 77,238,977.62 and 30,853,744.33 is: 42,576,294.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,972,735.87 : 77,238,977.62 = 30,853,744.33 : x
  2. Step 2: Convert to fraction form
    55,972,735.87/77,238,977.62 = 30,853,744.33/x
  3. Step 3: Cross multiply
    55,972,735.87x = 77,238,977.62 × 30,853,744.33
  4. Step 4: Simplify right side
    55,972,735.87x = 2,383,111,667,798,072
  5. Step 5: Solve for x
    x = 2,383,111,667,798,072/55,972,735.87
  6. Step 6: Final answer
    x = 42,576,294.17

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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.