Finding the Fourth Proportional to 34,379,874, 47,450,965.73 and 19,705,375.96
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Solution
The fourth proportional to 34,379,874, 47,450,965.73 and 19,705,375.96 is: 27,197,281.73
Step by Step Solution
- Step 1: Write the proportion equation
34,379,874 : 47,450,965.73 = 19,705,375.96 : x - Step 2: Convert to fraction form
34,379,874/47,450,965.73 = 19,705,375.96/x - Step 3: Cross multiply
34,379,874x = 47,450,965.73 × 19,705,375.96 - Step 4: Simplify right side
34,379,874x = 935,039,119,157,571.62 - Step 5: Solve for x
x = 935,039,119,157,571.62/34,379,874 - Step 6: Final answer
x = 27,197,281.73
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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.