Home / 6,492,620.40-9,738,930.60-3,126,015.60

Finding the Fourth Proportional to 6,492,620.40, 9,738,930.60 and 3,126,015.60

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Solution

The fourth proportional to 6,492,620.40, 9,738,930.60 and 3,126,015.60 is: 4,689,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,492,620.40 : 9,738,930.60 = 3,126,015.60 : x
  2. Step 2: Convert to fraction form
    6,492,620.40/9,738,930.60 = 3,126,015.60/x
  3. Step 3: Cross multiply
    6,492,620.40x = 9,738,930.60 × 3,126,015.60
  4. Step 4: Simplify right side
    6,492,620.40x = 30,444,048,982,917.36
  5. Step 5: Solve for x
    x = 30,444,048,982,917.36/6,492,620.40
  6. Step 6: Final answer
    x = 4,689,023.40

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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.