Finding the Fourth Proportional to 19,701,548.67, 29,526,689.61 and 8,016,302.19
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Solution
The fourth proportional to 19,701,548.67, 29,526,689.61 and 8,016,302.19 is: 12,014,023.39
Step by Step Solution
- Step 1: Write the proportion equation
19,701,548.67 : 29,526,689.61 = 8,016,302.19 : x - Step 2: Convert to fraction form
19,701,548.67/29,526,689.61 = 8,016,302.19/x - Step 3: Cross multiply
19,701,548.67x = 29,526,689.61 × 8,016,302.19 - Step 4: Simplify right side
19,701,548.67x = 236,694,866,584,093.25 - Step 5: Solve for x
x = 236,694,866,584,093.25/19,701,548.67 - Step 6: Final answer
x = 12,014,023.39
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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.