Home / 55,433,383.73-76,498,564.97-30,655,237.56

Finding the Fourth Proportional to 55,433,383.73, 76,498,564.97 and 30,655,237.56

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Solution

The fourth proportional to 55,433,383.73, 76,498,564.97 and 30,655,237.56 is: 42,304,501.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,433,383.73 : 76,498,564.97 = 30,655,237.56 : x
  2. Step 2: Convert to fraction form
    55,433,383.73/76,498,564.97 = 30,655,237.56/x
  3. Step 3: Cross multiply
    55,433,383.73x = 76,498,564.97 × 30,655,237.56
  4. Step 4: Simplify right side
    55,433,383.73x = 2,345,081,682,154,444
  5. Step 5: Solve for x
    x = 2,345,081,682,154,444/55,433,383.73
  6. Step 6: Final answer
    x = 42,304,501.81

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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.