Home / 5,668,200.83-7,821,834.45-3,220,488.56

Finding the Fourth Proportional to 5,668,200.83, 7,821,834.45 and 3,220,488.56

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Solution

The fourth proportional to 5,668,200.83, 7,821,834.45 and 3,220,488.56 is: 4,444,113.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668,200.83 : 7,821,834.45 = 3,220,488.56 : x
  2. Step 2: Convert to fraction form
    5,668,200.83/7,821,834.45 = 3,220,488.56/x
  3. Step 3: Cross multiply
    5,668,200.83x = 7,821,834.45 × 3,220,488.56
  4. Step 4: Simplify right side
    5,668,200.83x = 25,190,128,364,438.89
  5. Step 5: Solve for x
    x = 25,190,128,364,438.89/5,668,200.83
  6. Step 6: Final answer
    x = 4,444,113.59

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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.