Finding the Fourth Proportional to 5,845,221.50, 8,061,164.21 and 4,868,403.62
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Solution
The fourth proportional to 5,845,221.50, 8,061,164.21 and 4,868,403.62 is: 6,714,031.46
Step by Step Solution
- Step 1: Write the proportion equation
5,845,221.50 : 8,061,164.21 = 4,868,403.62 : x - Step 2: Convert to fraction form
5,845,221.50/8,061,164.21 = 4,868,403.62/x - Step 3: Cross multiply
5,845,221.50x = 8,061,164.21 × 4,868,403.62 - Step 4: Simplify right side
5,845,221.50x = 39,245,000,993,243.63 - Step 5: Solve for x
x = 39,245,000,993,243.63/5,845,221.50 - Step 6: Final answer
x = 6,714,031.46
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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.