Finding the Fourth Proportional to 14,612,874.48, 21,916,745.64 and 4,515,582.96
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Solution
The fourth proportional to 14,612,874.48, 21,916,745.64 and 4,515,582.96 is: 6,772,581.49
Step by Step Solution
- Step 1: Write the proportion equation
14,612,874.48 : 21,916,745.64 = 4,515,582.96 : x - Step 2: Convert to fraction form
14,612,874.48/21,916,745.64 = 4,515,582.96/x - Step 3: Cross multiply
14,612,874.48x = 21,916,745.64 × 4,515,582.96 - Step 4: Simplify right side
14,612,874.48x = 98,966,883,150,638.30 - Step 5: Solve for x
x = 98,966,883,150,638.30/14,612,874.48 - Step 6: Final answer
x = 6,772,581.49
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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.