Home / 33,649,782.45-50,474,673.68-20,828,713.65

Finding the Fourth Proportional to 33,649,782.45, 50,474,673.68 and 20,828,713.65

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Solution

The fourth proportional to 33,649,782.45, 50,474,673.68 and 20,828,713.65 is: 31,243,070.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,649,782.45 : 50,474,673.68 = 20,828,713.65 : x
  2. Step 2: Convert to fraction form
    33,649,782.45/50,474,673.68 = 20,828,713.65/x
  3. Step 3: Cross multiply
    33,649,782.45x = 50,474,673.68 × 20,828,713.65
  4. Step 4: Simplify right side
    33,649,782.45x = 1,051,322,524,553,768
  5. Step 5: Solve for x
    x = 1,051,322,524,553,768/33,649,782.45
  6. Step 6: Final answer
    x = 31,243,070.48

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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.