Finding the Fourth Proportional to 8,770,342.08, 12,103,161.84 and 4,903,078.08
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Solution
The fourth proportional to 8,770,342.08, 12,103,161.84 and 4,903,078.08 is: 6,766,297.94
Step by Step Solution
- Step 1: Write the proportion equation
8,770,342.08 : 12,103,161.84 = 4,903,078.08 : x - Step 2: Convert to fraction form
8,770,342.08/12,103,161.84 = 4,903,078.08/x - Step 3: Cross multiply
8,770,342.08x = 12,103,161.84 × 4,903,078.08 - Step 4: Simplify right side
8,770,342.08x = 59,342,747,516,396.47 - Step 5: Solve for x
x = 59,342,747,516,396.47/8,770,342.08 - Step 6: Final answer
x = 6,766,297.94
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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.