Home / 5,686,990.20-8,530,485.33-1,900,473.07

Finding the Fourth Proportional to 5,686,990.20, 8,530,485.33 and 1,900,473.07

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Solution

The fourth proportional to 5,686,990.20, 8,530,485.33 and 1,900,473.07 is: 2,850,709.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686,990.20 : 8,530,485.33 = 1,900,473.07 : x
  2. Step 2: Convert to fraction form
    5,686,990.20/8,530,485.33 = 1,900,473.07/x
  3. Step 3: Cross multiply
    5,686,990.20x = 8,530,485.33 × 1,900,473.07
  4. Step 4: Simplify right side
    5,686,990.20x = 16,211,957,643,695.06
  5. Step 5: Solve for x
    x = 16,211,957,643,695.06/5,686,990.20
  6. Step 6: Final answer
    x = 2,850,709.62

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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.