Home / 5,479,710.20-8,235,311.70-4,786,868.60

Finding the Fourth Proportional to 5,479,710.20, 8,235,311.70 and 4,786,868.60

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Solution

The fourth proportional to 5,479,710.20, 8,235,311.70 and 4,786,868.60 is: 7,194,058.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479,710.20 : 8,235,311.70 = 4,786,868.60 : x
  2. Step 2: Convert to fraction form
    5,479,710.20/8,235,311.70 = 4,786,868.60/x
  3. Step 3: Cross multiply
    5,479,710.20x = 8,235,311.70 × 4,786,868.60
  4. Step 4: Simplify right side
    5,479,710.20x = 39,421,354,987,942.62
  5. Step 5: Solve for x
    x = 39,421,354,987,942.62/5,479,710.20
  6. Step 6: Final answer
    x = 7,194,058.36

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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.