Finding the Fourth Proportional to 33,990,092.54, 46,906,334.38 and 18,520,177.14
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Solution
The fourth proportional to 33,990,092.54, 46,906,334.38 and 18,520,177.14 is: 25,557,848.09
Step by Step Solution
- Step 1: Write the proportion equation
33,990,092.54 : 46,906,334.38 = 18,520,177.14 : x - Step 2: Convert to fraction form
33,990,092.54/46,906,334.38 = 18,520,177.14/x - Step 3: Cross multiply
33,990,092.54x = 46,906,334.38 × 18,520,177.14 - Step 4: Simplify right side
33,990,092.54x = 868,713,621,705,672.12 - Step 5: Solve for x
x = 868,713,621,705,672.12/33,990,092.54 - Step 6: Final answer
x = 25,557,848.09
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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.