Finding the Fourth Proportional to 27,677,035.80, 41,519,515.66 and 8,509,402.12
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Solution
The fourth proportional to 27,677,035.80, 41,519,515.66 and 8,509,402.12 is: 12,765,321.30
Step by Step Solution
- Step 1: Write the proportion equation
27,677,035.80 : 41,519,515.66 = 8,509,402.12 : x - Step 2: Convert to fraction form
27,677,035.80/41,519,515.66 = 8,509,402.12/x - Step 3: Cross multiply
27,677,035.80x = 41,519,515.66 × 8,509,402.12 - Step 4: Simplify right side
27,677,035.80x = 353,306,254,578,577.12 - Step 5: Solve for x
x = 353,306,254,578,577.12/27,677,035.80 - Step 6: Final answer
x = 12,765,321.30
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1.5x scale
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.