Home / 5,521,812.60-8,277,794.10-2,155,236.60

Finding the Fourth Proportional to 5,521,812.60, 8,277,794.10 and 2,155,236.60

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Solution

The fourth proportional to 5,521,812.60, 8,277,794.10 and 2,155,236.60 is: 3,230,932.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521,812.60 : 8,277,794.10 = 2,155,236.60 : x
  2. Step 2: Convert to fraction form
    5,521,812.60/8,277,794.10 = 2,155,236.60/x
  3. Step 3: Cross multiply
    5,521,812.60x = 8,277,794.10 × 2,155,236.60
  4. Step 4: Simplify right side
    5,521,812.60x = 17,840,604,811,584.06
  5. Step 5: Solve for x
    x = 17,840,604,811,584.06/5,521,812.60
  6. Step 6: Final answer
    x = 3,230,932.69

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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.