Finding the Fourth Proportional to 8,293,218.88, 12,445,433.37 and 2,901,916.02
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Solution
The fourth proportional to 8,293,218.88, 12,445,433.37 and 2,901,916.02 is: 4,354,835.32
Step by Step Solution
- Step 1: Write the proportion equation
8,293,218.88 : 12,445,433.37 = 2,901,916.02 : x - Step 2: Convert to fraction form
8,293,218.88/12,445,433.37 = 2,901,916.02/x - Step 3: Cross multiply
8,293,218.88x = 12,445,433.37 × 2,901,916.02 - Step 4: Simplify right side
8,293,218.88x = 36,115,602,472,245.59 - Step 5: Solve for x
x = 36,115,602,472,245.59/8,293,218.88 - Step 6: Final answer
x = 4,354,835.32
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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.