Home / 7,685,618.20-11,528,243.52-2,498,221.23

Finding the Fourth Proportional to 7,685,618.20, 11,528,243.52 and 2,498,221.23

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Solution

The fourth proportional to 7,685,618.20, 11,528,243.52 and 2,498,221.23 is: 3,747,272.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685,618.20 : 11,528,243.52 = 2,498,221.23 : x
  2. Step 2: Convert to fraction form
    7,685,618.20/11,528,243.52 = 2,498,221.23/x
  3. Step 3: Cross multiply
    7,685,618.20x = 11,528,243.52 × 2,498,221.23
  4. Step 4: Simplify right side
    7,685,618.20x = 28,800,102,706,273.93
  5. Step 5: Solve for x
    x = 28,800,102,706,273.93/7,685,618.20
  6. Step 6: Final answer
    x = 3,747,272.11

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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.