Home / 55,972,733.87-77,238,974.86-30,853,742.33

Finding the Fourth Proportional to 55,972,733.87, 77,238,974.86 and 30,853,742.33

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Solution

The fourth proportional to 55,972,733.87, 77,238,974.86 and 30,853,742.33 is: 42,576,291.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,972,733.87 : 77,238,974.86 = 30,853,742.33 : x
  2. Step 2: Convert to fraction form
    55,972,733.87/77,238,974.86 = 30,853,742.33/x
  3. Step 3: Cross multiply
    55,972,733.87x = 77,238,974.86 × 30,853,742.33
  4. Step 4: Simplify right side
    55,972,733.87x = 2,383,111,428,279,751
  5. Step 5: Solve for x
    x = 2,383,111,428,279,751/55,972,733.87
  6. Step 6: Final answer
    x = 42,576,291.41

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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.