Home / 7,183,760.64-9,913,821-4,086,204.60

Finding the Fourth Proportional to 7,183,760.64, 9,913,821 and 4,086,204.60

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Solution

The fourth proportional to 7,183,760.64, 9,913,821 and 4,086,204.60 is: 5,639,093.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183,760.64 : 9,913,821 = 4,086,204.60 : x
  2. Step 2: Convert to fraction form
    7,183,760.64/9,913,821 = 4,086,204.60/x
  3. Step 3: Cross multiply
    7,183,760.64x = 9,913,821 × 4,086,204.60
  4. Step 4: Simplify right side
    7,183,760.64x = 40,509,900,973,776.60
  5. Step 5: Solve for x
    x = 40,509,900,973,776.60/7,183,760.64
  6. Step 6: Final answer
    x = 5,639,093.92

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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.