Home / 4,680,424.60-7,022,969.70-2,660,219.80

Finding the Fourth Proportional to 4,680,424.60, 7,022,969.70 and 2,660,219.80

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Solution

The fourth proportional to 4,680,424.60, 7,022,969.70 and 2,660,219.80 is: 3,991,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,424.60 : 7,022,969.70 = 2,660,219.80 : x
  2. Step 2: Convert to fraction form
    4,680,424.60/7,022,969.70 = 2,660,219.80/x
  3. Step 3: Cross multiply
    4,680,424.60x = 7,022,969.70 × 2,660,219.80
  4. Step 4: Simplify right side
    4,680,424.60x = 18,682,643,050,740.06
  5. Step 5: Solve for x
    x = 18,682,643,050,740.06/4,680,424.60
  6. Step 6: Final answer
    x = 3,991,655.60

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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.