Finding the Fourth Proportional to 8,322,421.10, 12,486,742.05 and 3,277,248.62
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Solution
The fourth proportional to 8,322,421.10, 12,486,742.05 and 3,277,248.62 is: 4,917,097.76
Step by Step Solution
- Step 1: Write the proportion equation
8,322,421.10 : 12,486,742.05 = 3,277,248.62 : x - Step 2: Convert to fraction form
8,322,421.10/12,486,742.05 = 3,277,248.62/x - Step 3: Cross multiply
8,322,421.10x = 12,486,742.05 × 3,277,248.62 - Step 4: Simplify right side
8,322,421.10x = 40,922,158,151,658.48 - Step 5: Solve for x
x = 40,922,158,151,658.48/8,322,421.10 - Step 6: Final answer
x = 4,917,097.76
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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.