Finding the Fourth Proportional to 27,706,276.80, 41,559,415.20 and 11,526,850.80
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Solution
The fourth proportional to 27,706,276.80, 41,559,415.20 and 11,526,850.80 is: 17,290,276.20
Step by Step Solution
- Step 1: Write the proportion equation
27,706,276.80 : 41,559,415.20 = 11,526,850.80 : x - Step 2: Convert to fraction form
27,706,276.80/41,559,415.20 = 11,526,850.80/x - Step 3: Cross multiply
27,706,276.80x = 41,559,415.20 × 11,526,850.80 - Step 4: Simplify right side
27,706,276.80x = 479,049,178,345,652.25 - Step 5: Solve for x
x = 479,049,178,345,652.25/27,706,276.80 - Step 6: Final answer
x = 17,290,276.20
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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.