Home / 6,833,999.70-10,250,999.55-2,789,143.20

Finding the Fourth Proportional to 6,833,999.70, 10,250,999.55 and 2,789,143.20

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Solution

The fourth proportional to 6,833,999.70, 10,250,999.55 and 2,789,143.20 is: 4,183,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,833,999.70 : 10,250,999.55 = 2,789,143.20 : x
  2. Step 2: Convert to fraction form
    6,833,999.70/10,250,999.55 = 2,789,143.20/x
  3. Step 3: Cross multiply
    6,833,999.70x = 10,250,999.55 × 2,789,143.20
  4. Step 4: Simplify right side
    6,833,999.70x = 28,591,505,688,085.56
  5. Step 5: Solve for x
    x = 28,591,505,688,085.56/6,833,999.70
  6. Step 6: Final answer
    x = 4,183,714.80

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1.5x scale

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.