Home / 55,133,724.39-76,028,144.58-36,542,409.18

Finding the Fourth Proportional to 55,133,724.39, 76,028,144.58 and 36,542,409.18

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Solution

The fourth proportional to 55,133,724.39, 76,028,144.58 and 36,542,409.18 is: 50,391,146.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,133,724.39 : 76,028,144.58 = 36,542,409.18 : x
  2. Step 2: Convert to fraction form
    55,133,724.39/76,028,144.58 = 36,542,409.18/x
  3. Step 3: Cross multiply
    55,133,724.39x = 76,028,144.58 × 36,542,409.18
  4. Step 4: Simplify right side
    55,133,724.39x = 2,778,251,568,418,663
  5. Step 5: Solve for x
    x = 2,778,251,568,418,663/55,133,724.39
  6. Step 6: Final answer
    x = 50,391,146.24

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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.