Finding the Fourth Proportional to 19,453,528.80, 29,138,302.80 and 16,094,296.80
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Solution
The fourth proportional to 19,453,528.80, 29,138,302.80 and 16,094,296.80 is: 24,106,705.70
Step by Step Solution
- Step 1: Write the proportion equation
19,453,528.80 : 29,138,302.80 = 16,094,296.80 : x - Step 2: Convert to fraction form
19,453,528.80/29,138,302.80 = 16,094,296.80/x - Step 3: Cross multiply
19,453,528.80x = 29,138,302.80 × 16,094,296.80 - Step 4: Simplify right side
19,453,528.80x = 468,960,493,511,471.06 - Step 5: Solve for x
x = 468,960,493,511,471.06/19,453,528.80 - Step 6: Final answer
x = 24,106,705.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.