Home / 5,476,679.80-8,208,021.30-2,630,663.80

Finding the Fourth Proportional to 5,476,679.80, 8,208,021.30 and 2,630,663.80

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Solution

The fourth proportional to 5,476,679.80, 8,208,021.30 and 2,630,663.80 is: 3,942,634.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476,679.80 : 8,208,021.30 = 2,630,663.80 : x
  2. Step 2: Convert to fraction form
    5,476,679.80/8,208,021.30 = 2,630,663.80/x
  3. Step 3: Cross multiply
    5,476,679.80x = 8,208,021.30 × 2,630,663.80
  4. Step 4: Simplify right side
    5,476,679.80x = 21,592,544,503,538.94
  5. Step 5: Solve for x
    x = 21,592,544,503,538.94/5,476,679.80
  6. Step 6: Final answer
    x = 3,942,634.09

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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.