Home / 36,147,351.20-54,263,017.20-21,786,634.40

Finding the Fourth Proportional to 36,147,351.20, 54,263,017.20 and 21,786,634.40

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Solution

The fourth proportional to 36,147,351.20, 54,263,017.20 and 21,786,634.40 is: 32,705,259.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,147,351.20 : 54,263,017.20 = 21,786,634.40 : x
  2. Step 2: Convert to fraction form
    36,147,351.20/54,263,017.20 = 21,786,634.40/x
  3. Step 3: Cross multiply
    36,147,351.20x = 54,263,017.20 × 21,786,634.40
  4. Step 4: Simplify right side
    36,147,351.20x = 1,182,208,517,177,311.75
  5. Step 5: Solve for x
    x = 1,182,208,517,177,311.75/36,147,351.20
  6. Step 6: Final answer
    x = 32,705,259.94

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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.