Finding the Fourth Proportional to 33,236,194.62, 45,873,601.32 and 19,489,587.42
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Solution
The fourth proportional to 33,236,194.62, 45,873,601.32 and 19,489,587.42 is: 26,900,118.18
Step by Step Solution
- Step 1: Write the proportion equation
33,236,194.62 : 45,873,601.32 = 19,489,587.42 : x - Step 2: Convert to fraction form
33,236,194.62/45,873,601.32 = 19,489,587.42/x - Step 3: Cross multiply
33,236,194.62x = 45,873,601.32 × 19,489,587.42 - Step 4: Simplify right side
33,236,194.62x = 894,057,562,972,190.75 - Step 5: Solve for x
x = 894,057,562,972,190.75/33,236,194.62 - Step 6: Final answer
x = 26,900,118.18
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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.