Finding the Fourth Proportional to 17,751,484.80, 26,627,227.20 and 8,185,546.80
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Solution
The fourth proportional to 17,751,484.80, 26,627,227.20 and 8,185,546.80 is: 12,278,320.20
Step by Step Solution
- Step 1: Write the proportion equation
17,751,484.80 : 26,627,227.20 = 8,185,546.80 : x - Step 2: Convert to fraction form
17,751,484.80/26,627,227.20 = 8,185,546.80/x - Step 3: Cross multiply
17,751,484.80x = 26,627,227.20 × 8,185,546.80 - Step 4: Simplify right side
17,751,484.80x = 217,958,414,399,832.94 - Step 5: Solve for x
x = 217,958,414,399,832.94/17,751,484.80 - Step 6: Final answer
x = 12,278,320.20
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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.