Finding the Fourth Proportional to 19,536,077.25, 29,306,810.63 and 11,342,578.19
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Solution
The fourth proportional to 19,536,077.25, 29,306,810.63 and 11,342,578.19 is: 17,015,431.84
Step by Step Solution
- Step 1: Write the proportion equation
19,536,077.25 : 29,306,810.63 = 11,342,578.19 : x - Step 2: Convert to fraction form
19,536,077.25/29,306,810.63 = 11,342,578.19/x - Step 3: Cross multiply
19,536,077.25x = 29,306,810.63 × 11,342,578.19 - Step 4: Simplify right side
19,536,077.25x = 332,414,790,867,051.25 - Step 5: Solve for x
x = 332,414,790,867,051.25/19,536,077.25 - Step 6: Final answer
x = 17,015,431.84
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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.