Finding the Fourth Proportional to 10,215,933.48, 15,323,954.94 and 3,027,529.62
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Solution
The fourth proportional to 10,215,933.48, 15,323,954.94 and 3,027,529.62 is: 4,541,310.65
Step by Step Solution
- Step 1: Write the proportion equation
10,215,933.48 : 15,323,954.94 = 3,027,529.62 : x - Step 2: Convert to fraction form
10,215,933.48/15,323,954.94 = 3,027,529.62/x - Step 3: Cross multiply
10,215,933.48x = 15,323,954.94 × 3,027,529.62 - Step 4: Simplify right side
10,215,933.48x = 46,393,727,476,395.32 - Step 5: Solve for x
x = 46,393,727,476,395.32/10,215,933.48 - Step 6: Final answer
x = 4,541,310.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.