Home / 7,453,413.20-10,285,648.34-4,190,242.44

Finding the Fourth Proportional to 7,453,413.20, 10,285,648.34 and 4,190,242.44

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Solution

The fourth proportional to 7,453,413.20, 10,285,648.34 and 4,190,242.44 is: 5,782,499.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453,413.20 : 10,285,648.34 = 4,190,242.44 : x
  2. Step 2: Convert to fraction form
    7,453,413.20/10,285,648.34 = 4,190,242.44/x
  3. Step 3: Cross multiply
    7,453,413.20x = 10,285,648.34 × 4,190,242.44
  4. Step 4: Simplify right side
    7,453,413.20x = 43,099,360,168,733.89
  5. Step 5: Solve for x
    x = 43,099,360,168,733.89/7,453,413.20
  6. Step 6: Final answer
    x = 5,782,499.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.