Finding the Fourth Proportional to 8,325,302.96, 12,486,238.26 and 3,205,975.79
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Solution
The fourth proportional to 8,325,302.96, 12,486,238.26 and 3,205,975.79 is: 4,808,302.81
Step by Step Solution
- Step 1: Write the proportion equation
8,325,302.96 : 12,486,238.26 = 3,205,975.79 : x - Step 2: Convert to fraction form
8,325,302.96/12,486,238.26 = 3,205,975.79/x - Step 3: Cross multiply
8,325,302.96x = 12,486,238.26 × 3,205,975.79 - Step 4: Simplify right side
8,325,302.96x = 40,030,577,588,924.91 - Step 5: Solve for x
x = 40,030,577,588,924.91/8,325,302.96 - Step 6: Final answer
x = 4,808,302.81
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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.