Finding the Fourth Proportional to 8,835,531.98, 13,251,821.72 and 2,446,430.18
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Solution
The fourth proportional to 8,835,531.98, 13,251,821.72 and 2,446,430.18 is: 3,669,236.51
Step by Step Solution
- Step 1: Write the proportion equation
8,835,531.98 : 13,251,821.72 = 2,446,430.18 : x - Step 2: Convert to fraction form
8,835,531.98/13,251,821.72 = 2,446,430.18/x - Step 3: Cross multiply
8,835,531.98x = 13,251,821.72 × 2,446,430.18 - Step 4: Simplify right side
8,835,531.98x = 32,419,656,517,296.25 - Step 5: Solve for x
x = 32,419,656,517,296.25/8,835,531.98 - Step 6: Final answer
x = 3,669,236.51
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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.