Finding the Fourth Proportional to 84,376,073.45, 126,576,238.46 and 26,088,297.08
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Solution
The fourth proportional to 84,376,073.45, 126,576,238.46 and 26,088,297.08 is: 39,136,195.56
Step by Step Solution
- Step 1: Write the proportion equation
84,376,073.45 : 126,576,238.46 = 26,088,297.08 : x - Step 2: Convert to fraction form
84,376,073.45/126,576,238.46 = 26,088,297.08/x - Step 3: Cross multiply
84,376,073.45x = 126,576,238.46 × 26,088,297.08 - Step 4: Simplify right side
84,376,073.45x = 3,302,158,511,450,079 - Step 5: Solve for x
x = 3,302,158,511,450,079/84,376,073.45 - Step 6: Final answer
x = 39,136,195.56
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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.