Finding the Fourth Proportional to 8,360,625.81, 12,540,329.76 and 3,751,039.44
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Solution
The fourth proportional to 8,360,625.81, 12,540,329.76 and 3,751,039.44 is: 5,626,285.95
Step by Step Solution
- Step 1: Write the proportion equation
8,360,625.81 : 12,540,329.76 = 3,751,039.44 : x - Step 2: Convert to fraction form
8,360,625.81/12,540,329.76 = 3,751,039.44/x - Step 3: Cross multiply
8,360,625.81x = 12,540,329.76 × 3,751,039.44 - Step 4: Simplify right side
8,360,625.81x = 47,039,271,520,365.73 - Step 5: Solve for x
x = 47,039,271,520,365.73/8,360,625.81 - Step 6: Final answer
x = 5,626,285.95
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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.