Home / 10,198,512.40-15,297,768.60-3,010,280.80

Finding the Fourth Proportional to 10,198,512.40, 15,297,768.60 and 3,010,280.80

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Solution

The fourth proportional to 10,198,512.40, 15,297,768.60 and 3,010,280.80 is: 4,515,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,198,512.40 : 15,297,768.60 = 3,010,280.80 : x
  2. Step 2: Convert to fraction form
    10,198,512.40/15,297,768.60 = 3,010,280.80/x
  3. Step 3: Cross multiply
    10,198,512.40x = 15,297,768.60 × 3,010,280.80
  4. Step 4: Simplify right side
    10,198,512.40x = 46,050,579,099,422.88
  5. Step 5: Solve for x
    x = 46,050,579,099,422.88/10,198,512.40
  6. Step 6: Final answer
    x = 4,515,421.20

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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.