Finding the Fourth Proportional to 18,352,436.70, 27,526,872.65 and 5,573,052.12
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Solution
The fourth proportional to 18,352,436.70, 27,526,872.65 and 5,573,052.12 is: 8,359,036.92
Step by Step Solution
- Step 1: Write the proportion equation
18,352,436.70 : 27,526,872.65 = 5,573,052.12 : x - Step 2: Convert to fraction form
18,352,436.70/27,526,872.65 = 5,573,052.12/x - Step 3: Cross multiply
18,352,436.70x = 27,526,872.65 × 5,573,052.12 - Step 4: Simplify right side
18,352,436.70x = 153,408,695,951,187.25 - Step 5: Solve for x
x = 153,408,695,951,187.25/18,352,436.70 - Step 6: Final answer
x = 8,359,036.92
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1.5x scale
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.