Finding the Fourth Proportional to 11,422,571.78, 17,133,916 and 3,849,603.14
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Solution
The fourth proportional to 11,422,571.78, 17,133,916 and 3,849,603.14 is: 5,774,424.37
Step by Step Solution
- Step 1: Write the proportion equation
11,422,571.78 : 17,133,916 = 3,849,603.14 : x - Step 2: Convert to fraction form
11,422,571.78/17,133,916 = 3,849,603.14/x - Step 3: Cross multiply
11,422,571.78x = 17,133,916 × 3,849,603.14 - Step 4: Simplify right side
11,422,571.78x = 65,958,776,834,096.24 - Step 5: Solve for x
x = 65,958,776,834,096.24/11,422,571.78 - Step 6: Final answer
x = 5,774,424.37
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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.