Finding the Fourth Proportional to 12,832,748.22, 19,242,717.39 and 4,195,723.62
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Solution
The fourth proportional to 12,832,748.22, 19,242,717.39 and 4,195,723.62 is: 6,291,491.31
Step by Step Solution
- Step 1: Write the proportion equation
12,832,748.22 : 19,242,717.39 = 4,195,723.62 : x - Step 2: Convert to fraction form
12,832,748.22/19,242,717.39 = 4,195,723.62/x - Step 3: Cross multiply
12,832,748.22x = 19,242,717.39 × 4,195,723.62 - Step 4: Simplify right side
12,832,748.22x = 80,737,123,866,207.75 - Step 5: Solve for x
x = 80,737,123,866,207.75/12,832,748.22 - Step 6: Final answer
x = 6,291,491.31
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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.