Home / 5,503,163.20-8,255,911.20-1,664,670.40

Finding the Fourth Proportional to 5,503,163.20, 8,255,911.20 and 1,664,670.40

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Solution

The fourth proportional to 5,503,163.20, 8,255,911.20 and 1,664,670.40 is: 2,497,358.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503,163.20 : 8,255,911.20 = 1,664,670.40 : x
  2. Step 2: Convert to fraction form
    5,503,163.20/8,255,911.20 = 1,664,670.40/x
  3. Step 3: Cross multiply
    5,503,163.20x = 8,255,911.20 × 1,664,670.40
  4. Step 4: Simplify right side
    5,503,163.20x = 13,743,370,999,668.48
  5. Step 5: Solve for x
    x = 13,743,370,999,668.48/5,503,163.20
  6. Step 6: Final answer
    x = 2,497,358.43

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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.