Finding the Fourth Proportional to 19,659,175.44, 29,502,043.12 and 6,879,790.86
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Solution
The fourth proportional to 19,659,175.44, 29,502,043.12 and 6,879,790.86 is: 10,324,333.65
Step by Step Solution
- Step 1: Write the proportion equation
19,659,175.44 : 29,502,043.12 = 6,879,790.86 : x - Step 2: Convert to fraction form
19,659,175.44/29,502,043.12 = 6,879,790.86/x - Step 3: Cross multiply
19,659,175.44x = 29,502,043.12 × 6,879,790.86 - Step 4: Simplify right side
19,659,175.44x = 202,967,886,608,301.91 - Step 5: Solve for x
x = 202,967,886,608,301.91/19,659,175.44 - Step 6: Final answer
x = 10,324,333.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.