Home / 7,409,793.60-11,114,690.40-3,150,100.80

Finding the Fourth Proportional to 7,409,793.60, 11,114,690.40 and 3,150,100.80

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Solution

The fourth proportional to 7,409,793.60, 11,114,690.40 and 3,150,100.80 is: 4,725,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409,793.60 : 11,114,690.40 = 3,150,100.80 : x
  2. Step 2: Convert to fraction form
    7,409,793.60/11,114,690.40 = 3,150,100.80/x
  3. Step 3: Cross multiply
    7,409,793.60x = 11,114,690.40 × 3,150,100.80
  4. Step 4: Simplify right side
    7,409,793.60x = 35,012,395,120,792.32
  5. Step 5: Solve for x
    x = 35,012,395,120,792.32/7,409,793.60
  6. Step 6: Final answer
    x = 4,725,151.20

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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.