Finding the Fourth Proportional to 16,576,850.26, 22,710,365.90 and 15,955,554.38
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Solution
The fourth proportional to 16,576,850.26, 22,710,365.90 and 15,955,554.38 is: 21,859,187.50
Step by Step Solution
- Step 1: Write the proportion equation
16,576,850.26 : 22,710,365.90 = 15,955,554.38 : x - Step 2: Convert to fraction form
16,576,850.26/22,710,365.90 = 15,955,554.38/x - Step 3: Cross multiply
16,576,850.26x = 22,710,365.90 × 15,955,554.38 - Step 4: Simplify right side
16,576,850.26x = 362,356,477,973,651.38 - Step 5: Solve for x
x = 362,356,477,973,651.38/16,576,850.26 - Step 6: Final answer
x = 21,859,187.50
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.