Finding the Fourth Proportional to 14,236,593.80, 21,352,817.10 and 4,138,161.80
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Solution
The fourth proportional to 14,236,593.80, 21,352,817.10 and 4,138,161.80 is: 6,206,639.97
Step by Step Solution
- Step 1: Write the proportion equation
14,236,593.80 : 21,352,817.10 = 4,138,161.80 : x - Step 2: Convert to fraction form
14,236,593.80/21,352,817.10 = 4,138,161.80/x - Step 3: Cross multiply
14,236,593.80x = 21,352,817.10 × 4,138,161.80 - Step 4: Simplify right side
14,236,593.80x = 88,361,412,045,606.78 - Step 5: Solve for x
x = 88,361,412,045,606.78/14,236,593.80 - Step 6: Final answer
x = 6,206,639.97
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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.