Finding the Fourth Proportional to 16,405,221.40, 24,609,675.30 and 5,045,579.80
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Solution
The fourth proportional to 16,405,221.40, 24,609,675.30 and 5,045,579.80 is: 7,568,936.59
Step by Step Solution
- Step 1: Write the proportion equation
16,405,221.40 : 24,609,675.30 = 5,045,579.80 : x - Step 2: Convert to fraction form
16,405,221.40/24,609,675.30 = 5,045,579.80/x - Step 3: Cross multiply
16,405,221.40x = 24,609,675.30 × 5,045,579.80 - Step 4: Simplify right side
16,405,221.40x = 124,170,080,578,238.94 - Step 5: Solve for x
x = 124,170,080,578,238.94/16,405,221.40 - Step 6: Final answer
x = 7,568,936.59
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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.