Home / 6,434,015.60-9,658,396.20-3,776,121.20

Finding the Fourth Proportional to 6,434,015.60, 9,658,396.20 and 3,776,121.20

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Solution

The fourth proportional to 6,434,015.60, 9,658,396.20 and 3,776,121.20 is: 5,668,508.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434,015.60 : 9,658,396.20 = 3,776,121.20 : x
  2. Step 2: Convert to fraction form
    6,434,015.60/9,658,396.20 = 3,776,121.20/x
  3. Step 3: Cross multiply
    6,434,015.60x = 9,658,396.20 × 3,776,121.20
  4. Step 4: Simplify right side
    6,434,015.60x = 36,471,274,648,819.44
  5. Step 5: Solve for x
    x = 36,471,274,648,819.44/6,434,015.60
  6. Step 6: Final answer
    x = 5,668,508.89

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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.