Finding the Fourth Proportional to 7,597,142.13, 11,388,729.98 and 2,738,259.66
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Solution
The fourth proportional to 7,597,142.13, 11,388,729.98 and 2,738,259.66 is: 4,104,872.51
Step by Step Solution
- Step 1: Write the proportion equation
7,597,142.13 : 11,388,729.98 = 2,738,259.66 : x - Step 2: Convert to fraction form
7,597,142.13/11,388,729.98 = 2,738,259.66/x - Step 3: Cross multiply
7,597,142.13x = 11,388,729.98 × 2,738,259.66 - Step 4: Simplify right side
7,597,142.13x = 31,185,299,889,712.26 - Step 5: Solve for x
x = 31,185,299,889,712.26/7,597,142.13 - Step 6: Final answer
x = 4,104,872.51
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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.