Home / 8,990,682.20-13,486,023.30-8,927,696.60

Finding the Fourth Proportional to 8,990,682.20, 13,486,023.30 and 8,927,696.60

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Solution

The fourth proportional to 8,990,682.20, 13,486,023.30 and 8,927,696.60 is: 13,391,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990,682.20 : 13,486,023.30 = 8,927,696.60 : x
  2. Step 2: Convert to fraction form
    8,990,682.20/13,486,023.30 = 8,927,696.60/x
  3. Step 3: Cross multiply
    8,990,682.20x = 13,486,023.30 × 8,927,696.60
  4. Step 4: Simplify right side
    8,990,682.20x = 120,399,124,362,930.78
  5. Step 5: Solve for x
    x = 120,399,124,362,930.78/8,990,682.20
  6. Step 6: Final answer
    x = 13,391,544.90

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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.