Finding the Fourth Proportional to 17,961,571.18, 26,959,390.10 and 11,117,441.48
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Solution
The fourth proportional to 17,961,571.18, 26,959,390.10 and 11,117,441.48 is: 16,686,705.12
Step by Step Solution
- Step 1: Write the proportion equation
17,961,571.18 : 26,959,390.10 = 11,117,441.48 : x - Step 2: Convert to fraction form
17,961,571.18/26,959,390.10 = 11,117,441.48/x - Step 3: Cross multiply
17,961,571.18x = 26,959,390.10 × 11,117,441.48 - Step 4: Simplify right side
17,961,571.18x = 299,719,441,773,241.38 - Step 5: Solve for x
x = 299,719,441,773,241.38/17,961,571.18 - Step 6: Final answer
x = 16,686,705.12
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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.