Finding the Fourth Proportional to 5,897,026.21, 8,137,879.52 and 3,318,706.99
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Solution
The fourth proportional to 5,897,026.21, 8,137,879.52 and 3,318,706.99 is: 4,579,806.28
Step by Step Solution
- Step 1: Write the proportion equation
5,897,026.21 : 8,137,879.52 = 3,318,706.99 : x - Step 2: Convert to fraction form
5,897,026.21/8,137,879.52 = 3,318,706.99/x - Step 3: Cross multiply
5,897,026.21x = 8,137,879.52 × 3,318,706.99 - Step 4: Simplify right side
5,897,026.21x = 27,007,237,640,380.66 - Step 5: Solve for x
x = 27,007,237,640,380.66/5,897,026.21 - Step 6: Final answer
x = 4,579,806.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.