Home / 8,603,738.41-12,905,550.21-3,486,092.80

Finding the Fourth Proportional to 8,603,738.41, 12,905,550.21 and 3,486,092.80

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Solution

The fourth proportional to 8,603,738.41, 12,905,550.21 and 3,486,092.80 is: 5,229,115.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,603,738.41 : 12,905,550.21 = 3,486,092.80 : x
  2. Step 2: Convert to fraction form
    8,603,738.41/12,905,550.21 = 3,486,092.80/x
  3. Step 3: Cross multiply
    8,603,738.41x = 12,905,550.21 × 3,486,092.80
  4. Step 4: Simplify right side
    8,603,738.41x = 44,989,945,688,813.96
  5. Step 5: Solve for x
    x = 44,989,945,688,813.96/8,603,738.41
  6. Step 6: Final answer
    x = 5,229,115.94

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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.