Home / 6,990,545.30-10,486,191.63-2,198,608.24

Finding the Fourth Proportional to 6,990,545.30, 10,486,191.63 and 2,198,608.24

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Solution

The fourth proportional to 6,990,545.30, 10,486,191.63 and 2,198,608.24 is: 3,298,029.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,545.30 : 10,486,191.63 = 2,198,608.24 : x
  2. Step 2: Convert to fraction form
    6,990,545.30/10,486,191.63 = 2,198,608.24/x
  3. Step 3: Cross multiply
    6,990,545.30x = 10,486,191.63 × 2,198,608.24
  4. Step 4: Simplify right side
    6,990,545.30x = 23,055,027,286,728.51
  5. Step 5: Solve for x
    x = 23,055,027,286,728.51/6,990,545.30
  6. Step 6: Final answer
    x = 3,298,029.88

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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.