Finding the Fourth Proportional to 8,397,299.42, 12,585,297.82 and 3,781,360.68
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Solution
The fourth proportional to 8,397,299.42, 12,585,297.82 and 3,781,360.68 is: 5,667,244.66
Step by Step Solution
- Step 1: Write the proportion equation
8,397,299.42 : 12,585,297.82 = 3,781,360.68 : x - Step 2: Convert to fraction form
8,397,299.42/12,585,297.82 = 3,781,360.68/x - Step 3: Cross multiply
8,397,299.42x = 12,585,297.82 × 3,781,360.68 - Step 4: Simplify right side
8,397,299.42x = 47,589,550,322,637.72 - Step 5: Solve for x
x = 47,589,550,322,637.72/8,397,299.42 - Step 6: Final answer
x = 5,667,244.66
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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.