Home / 50,715,939.69-76,110,231.33-21,590,199.03

Finding the Fourth Proportional to 50,715,939.69, 76,110,231.33 and 21,590,199.03

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Solution

The fourth proportional to 50,715,939.69, 76,110,231.33 and 21,590,199.03 is: 32,400,761.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,715,939.69 : 76,110,231.33 = 21,590,199.03 : x
  2. Step 2: Convert to fraction form
    50,715,939.69/76,110,231.33 = 21,590,199.03/x
  3. Step 3: Cross multiply
    50,715,939.69x = 76,110,231.33 × 21,590,199.03
  4. Step 4: Simplify right side
    50,715,939.69x = 1,643,235,042,634,041.75
  5. Step 5: Solve for x
    x = 1,643,235,042,634,041.75/50,715,939.69
  6. Step 6: Final answer
    x = 32,400,761.04

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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.