Finding the Fourth Proportional to 16,243,178.38, 24,364,537.99 and 3,947,232.09
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Solution
The fourth proportional to 16,243,178.38, 24,364,537.99 and 3,947,232.09 is: 5,920,792.35
Step by Step Solution
- Step 1: Write the proportion equation
16,243,178.38 : 24,364,537.99 = 3,947,232.09 : x - Step 2: Convert to fraction form
16,243,178.38/24,364,537.99 = 3,947,232.09/x - Step 3: Cross multiply
16,243,178.38x = 24,364,537.99 × 3,947,232.09 - Step 4: Simplify right side
16,243,178.38x = 96,172,486,212,152.09 - Step 5: Solve for x
x = 96,172,486,212,152.09/16,243,178.38 - Step 6: Final answer
x = 5,920,792.35
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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.