Finding the Fourth Proportional to 64,285,491.92, 88,714,629.88 and 34,917,397.96
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Solution
The fourth proportional to 64,285,491.92, 88,714,629.88 and 34,917,397.96 is: 48,186,362.80
Step by Step Solution
- Step 1: Write the proportion equation
64,285,491.92 : 88,714,629.88 = 34,917,397.96 : x - Step 2: Convert to fraction form
64,285,491.92/88,714,629.88 = 34,917,397.96/x - Step 3: Cross multiply
64,285,491.92x = 88,714,629.88 × 34,917,397.96 - Step 4: Simplify right side
64,285,491.92x = 3,097,684,036,394,067 - Step 5: Solve for x
x = 3,097,684,036,394,067/64,285,491.92 - Step 6: Final answer
x = 48,186,362.80
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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.