Home / 10,582,722.70-15,870,147.45-4,191,652.60

Finding the Fourth Proportional to 10,582,722.70, 15,870,147.45 and 4,191,652.60

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Solution

The fourth proportional to 10,582,722.70, 15,870,147.45 and 4,191,652.60 is: 6,285,919.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,582,722.70 : 15,870,147.45 = 4,191,652.60 : x
  2. Step 2: Convert to fraction form
    10,582,722.70/15,870,147.45 = 4,191,652.60/x
  3. Step 3: Cross multiply
    10,582,722.70x = 15,870,147.45 × 4,191,652.60
  4. Step 4: Simplify right side
    10,582,722.70x = 66,522,144,821,175.87
  5. Step 5: Solve for x
    x = 66,522,144,821,175.87/10,582,722.70
  6. Step 6: Final answer
    x = 6,285,919.67

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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.