Finding the Fourth Proportional to 11,882,572.05, 17,793,161.19 and 8,200,956.09
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Solution
The fourth proportional to 11,882,572.05, 17,793,161.19 and 8,200,956.09 is: 12,280,248.17
Step by Step Solution
- Step 1: Write the proportion equation
11,882,572.05 : 17,793,161.19 = 8,200,956.09 : x - Step 2: Convert to fraction form
11,882,572.05/17,793,161.19 = 8,200,956.09/x - Step 3: Cross multiply
11,882,572.05x = 17,793,161.19 × 8,200,956.09 - Step 4: Simplify right side
11,882,572.05x = 145,920,933,621,482.16 - Step 5: Solve for x
x = 145,920,933,621,482.16/11,882,572.05 - Step 6: Final answer
x = 12,280,248.17
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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.