Finding the Fourth Proportional to 7,640,552.62, 11,462,246.44 and 2,523,337.12
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Solution
The fourth proportional to 7,640,552.62, 11,462,246.44 and 2,523,337.12 is: 3,785,473.82
Step by Step Solution
- Step 1: Write the proportion equation
7,640,552.62 : 11,462,246.44 = 2,523,337.12 : x - Step 2: Convert to fraction form
7,640,552.62/11,462,246.44 = 2,523,337.12/x - Step 3: Cross multiply
7,640,552.62x = 11,462,246.44 × 2,523,337.12 - Step 4: Simplify right side
7,640,552.62x = 28,923,111,920,639.85 - Step 5: Solve for x
x = 28,923,111,920,639.85/7,640,552.62 - Step 6: Final answer
x = 3,785,473.82
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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.