Finding the Fourth Proportional to 16,699,924.47, 23,032,232.37 and 11,754,736.23
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Solution
The fourth proportional to 16,699,924.47, 23,032,232.37 and 11,754,736.23 is: 16,211,918.61
Step by Step Solution
- Step 1: Write the proportion equation
16,699,924.47 : 23,032,232.37 = 11,754,736.23 : x - Step 2: Convert to fraction form
16,699,924.47/23,032,232.37 = 11,754,736.23/x - Step 3: Cross multiply
16,699,924.47x = 23,032,232.37 × 11,754,736.23 - Step 4: Simplify right side
16,699,924.47x = 270,737,816,297,417.78 - Step 5: Solve for x
x = 270,737,816,297,417.78/16,699,924.47 - Step 6: Final answer
x = 16,211,918.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.