Home / 36,303,220.80-54,454,831.20-20,976,724.80

Finding the Fourth Proportional to 36,303,220.80, 54,454,831.20 and 20,976,724.80

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Solution

The fourth proportional to 36,303,220.80, 54,454,831.20 and 20,976,724.80 is: 31,465,087.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,303,220.80 : 54,454,831.20 = 20,976,724.80 : x
  2. Step 2: Convert to fraction form
    36,303,220.80/54,454,831.20 = 20,976,724.80/x
  3. Step 3: Cross multiply
    36,303,220.80x = 54,454,831.20 × 20,976,724.80
  4. Step 4: Simplify right side
    36,303,220.80x = 1,142,284,008,112,853.75
  5. Step 5: Solve for x
    x = 1,142,284,008,112,853.75/36,303,220.80
  6. Step 6: Final answer
    x = 31,465,087.20

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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.