Finding the Fourth Proportional to 5,012,805.27, 7,512,472.62 and 2,734,916.28
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Solution
The fourth proportional to 5,012,805.27, 7,512,472.62 and 2,734,916.28 is: 4,098,699.74
Step by Step Solution
- Step 1: Write the proportion equation
5,012,805.27 : 7,512,472.62 = 2,734,916.28 : x - Step 2: Convert to fraction form
5,012,805.27/7,512,472.62 = 2,734,916.28/x - Step 3: Cross multiply
5,012,805.27x = 7,512,472.62 × 2,734,916.28 - Step 4: Simplify right side
5,012,805.27x = 20,545,983,671,492.25 - Step 5: Solve for x
x = 20,545,983,671,492.25/5,012,805.27 - Step 6: Final answer
x = 4,098,699.74
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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.