Finding the Fourth Proportional to 54,718,243.08, 75,512,121.12 and 29,940,595.49
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Solution
The fourth proportional to 54,718,243.08, 75,512,121.12 and 29,940,595.49 is: 41,318,539.22
Step by Step Solution
- Step 1: Write the proportion equation
54,718,243.08 : 75,512,121.12 = 29,940,595.49 : x - Step 2: Convert to fraction form
54,718,243.08/75,512,121.12 = 29,940,595.49/x - Step 3: Cross multiply
54,718,243.08x = 75,512,121.12 × 29,940,595.49 - Step 4: Simplify right side
54,718,243.08x = 2,260,877,872,668,245 - Step 5: Solve for x
x = 2,260,877,872,668,245/54,718,243.08 - Step 6: Final answer
x = 41,318,539.22
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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.