Finding the Fourth Proportional to 14,021,052.21, 21,029,474.34 and 4,435,184.97
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Solution
The fourth proportional to 14,021,052.21, 21,029,474.34 and 4,435,184.97 is: 6,652,111.92
Step by Step Solution
- Step 1: Write the proportion equation
14,021,052.21 : 21,029,474.34 = 4,435,184.97 : x - Step 2: Convert to fraction form
14,021,052.21/21,029,474.34 = 4,435,184.97/x - Step 3: Cross multiply
14,021,052.21x = 21,029,474.34 × 4,435,184.97 - Step 4: Simplify right side
14,021,052.21x = 93,269,608,519,768.66 - Step 5: Solve for x
x = 93,269,608,519,768.66/14,021,052.21 - Step 6: Final answer
x = 6,652,111.92
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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.