Finding the Fourth Proportional to 33,825,843.93, 46,679,786.99 and 18,355,924.47
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Solution
The fourth proportional to 33,825,843.93, 46,679,786.99 and 18,355,924.47 is: 25,331,242.17
Step by Step Solution
- Step 1: Write the proportion equation
33,825,843.93 : 46,679,786.99 = 18,355,924.47 : x - Step 2: Convert to fraction form
33,825,843.93/46,679,786.99 = 18,355,924.47/x - Step 3: Cross multiply
33,825,843.93x = 46,679,786.99 × 18,355,924.47 - Step 4: Simplify right side
33,825,843.93x = 856,850,644,172,349 - Step 5: Solve for x
x = 856,850,644,172,349/33,825,843.93 - Step 6: Final answer
x = 25,331,242.17
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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.