Finding the Fourth Proportional to 14,461,190.49, 19,957,067.73 and 8,658,864.44
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Solution
The fourth proportional to 14,461,190.49, 19,957,067.73 and 8,658,864.44 is: 11,949,607.06
Step by Step Solution
- Step 1: Write the proportion equation
14,461,190.49 : 19,957,067.73 = 8,658,864.44 : x - Step 2: Convert to fraction form
14,461,190.49/19,957,067.73 = 8,658,864.44/x - Step 3: Cross multiply
14,461,190.49x = 19,957,067.73 × 8,658,864.44 - Step 4: Simplify right side
14,461,190.49x = 172,805,543,994,183.19 - Step 5: Solve for x
x = 172,805,543,994,183.19/14,461,190.49 - Step 6: Final answer
x = 11,949,607.06
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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.