Home / 50,991,320.52-70,367,632.74-27,786,375.72

Finding the Fourth Proportional to 50,991,320.52, 70,367,632.74 and 27,786,375.72

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Solution

The fourth proportional to 50,991,320.52, 70,367,632.74 and 27,786,375.72 is: 38,344,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,991,320.52 : 70,367,632.74 = 27,786,375.72 : x
  2. Step 2: Convert to fraction form
    50,991,320.52/70,367,632.74 = 27,786,375.72/x
  3. Step 3: Cross multiply
    50,991,320.52x = 70,367,632.74 × 27,786,375.72
  4. Step 4: Simplify right side
    50,991,320.52x = 1,955,261,481,840,612.75
  5. Step 5: Solve for x
    x = 1,955,261,481,840,612.75/50,991,320.52
  6. Step 6: Final answer
    x = 38,344,986.20

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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.