Home / 4,778,025.60-7,162,372.80-4,274,140.80

Finding the Fourth Proportional to 4,778,025.60, 7,162,372.80 and 4,274,140.80

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Solution

The fourth proportional to 4,778,025.60, 7,162,372.80 and 4,274,140.80 is: 6,407,037.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778,025.60 : 7,162,372.80 = 4,274,140.80 : x
  2. Step 2: Convert to fraction form
    4,778,025.60/7,162,372.80 = 4,274,140.80/x
  3. Step 3: Cross multiply
    4,778,025.60x = 7,162,372.80 × 4,274,140.80
  4. Step 4: Simplify right side
    4,778,025.60x = 30,612,989,809,290.24
  5. Step 5: Solve for x
    x = 30,612,989,809,290.24/4,778,025.60
  6. Step 6: Final answer
    x = 6,407,037.63

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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.