Finding the Fourth Proportional to 8,322,420.10, 12,486,740.55 and 3,277,247.62
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Solution
The fourth proportional to 8,322,420.10, 12,486,740.55 and 3,277,247.62 is: 4,917,096.26
Step by Step Solution
- Step 1: Write the proportion equation
8,322,420.10 : 12,486,740.55 = 3,277,247.62 : x - Step 2: Convert to fraction form
8,322,420.10/12,486,740.55 = 3,277,247.62/x - Step 3: Cross multiply
8,322,420.10x = 12,486,740.55 × 3,277,247.62 - Step 4: Simplify right side
8,322,420.10x = 40,922,140,749,044.99 - Step 5: Solve for x
x = 40,922,140,749,044.99/8,322,420.10 - Step 6: Final answer
x = 4,917,096.26
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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.