Finding the Fourth Proportional to 16,409,721.96, 24,614,597.52 and 4,279,171.68
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Solution
The fourth proportional to 16,409,721.96, 24,614,597.52 and 4,279,171.68 is: 6,418,761.32
Step by Step Solution
- Step 1: Write the proportion equation
16,409,721.96 : 24,614,597.52 = 4,279,171.68 : x - Step 2: Convert to fraction form
16,409,721.96/24,614,597.52 = 4,279,171.68/x - Step 3: Cross multiply
16,409,721.96x = 24,614,597.52 × 4,279,171.68 - Step 4: Simplify right side
16,409,721.96x = 105,330,088,622,182.22 - Step 5: Solve for x
x = 105,330,088,622,182.22/16,409,721.96 - Step 6: Final answer
x = 6,418,761.32
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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.