Home / 6,990,559.34-10,486,212.72-2,198,622.28

Finding the Fourth Proportional to 6,990,559.34, 10,486,212.72 and 2,198,622.28

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Solution

The fourth proportional to 6,990,559.34, 10,486,212.72 and 2,198,622.28 is: 3,298,050.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,559.34 : 10,486,212.72 = 2,198,622.28 : x
  2. Step 2: Convert to fraction form
    6,990,559.34/10,486,212.72 = 2,198,622.28/x
  3. Step 3: Cross multiply
    6,990,559.34x = 10,486,212.72 × 2,198,622.28
  4. Step 4: Simplify right side
    6,990,559.34x = 23,055,220,919,011.40
  5. Step 5: Solve for x
    x = 23,055,220,919,011.40/6,990,559.34
  6. Step 6: Final answer
    x = 3,298,050.96

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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.