Finding the Fourth Proportional to 49,327,043.63, 68,071,465.86 and 27,302,072.81
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Solution
The fourth proportional to 49,327,043.63, 68,071,465.86 and 27,302,072.81 is: 37,676,941.10
Step by Step Solution
- Step 1: Write the proportion equation
49,327,043.63 : 68,071,465.86 = 27,302,072.81 : x - Step 2: Convert to fraction form
49,327,043.63/68,071,465.86 = 27,302,072.81/x - Step 3: Cross multiply
49,327,043.63x = 68,071,465.86 × 27,302,072.81 - Step 4: Simplify right side
49,327,043.63x = 1,858,492,117,363,328 - Step 5: Solve for x
x = 1,858,492,117,363,328/49,327,043.63 - Step 6: Final answer
x = 37,676,941.10
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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.