Finding the Fourth Proportional to 4,901,351.50, 6,763,827.74 and 2,696,166.96
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Solution
The fourth proportional to 4,901,351.50, 6,763,827.74 and 2,696,166.96 is: 3,720,689.87
Step by Step Solution
- Step 1: Write the proportion equation
4,901,351.50 : 6,763,827.74 = 2,696,166.96 : x - Step 2: Convert to fraction form
4,901,351.50/6,763,827.74 = 2,696,166.96/x - Step 3: Cross multiply
4,901,351.50x = 6,763,827.74 × 2,696,166.96 - Step 4: Simplify right side
4,901,351.50x = 18,236,408,868,920.53 - Step 5: Solve for x
x = 18,236,408,868,920.53/4,901,351.50 - Step 6: Final answer
x = 3,720,689.87
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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.