Finding the Fourth Proportional to 32,569,717.40, 48,854,576.10 and 21,232,309.40
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Solution
The fourth proportional to 32,569,717.40, 48,854,576.10 and 21,232,309.40 is: 31,848,464.10
Step by Step Solution
- Step 1: Write the proportion equation
32,569,717.40 : 48,854,576.10 = 21,232,309.40 : x - Step 2: Convert to fraction form
32,569,717.40/48,854,576.10 = 21,232,309.40/x - Step 3: Cross multiply
32,569,717.40x = 48,854,576.10 × 21,232,309.40 - Step 4: Simplify right side
32,569,717.40x = 1,037,295,475,361,045.25 - Step 5: Solve for x
x = 1,037,295,475,361,045.25/32,569,717.40 - Step 6: Final answer
x = 31,848,464.10
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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.