Finding the Fourth Proportional to 19,782,383.37, 29,665,167.23 and 8,102,702.69
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Solution
The fourth proportional to 19,782,383.37, 29,665,167.23 and 8,102,702.69 is: 12,150,610.26
Step by Step Solution
- Step 1: Write the proportion equation
19,782,383.37 : 29,665,167.23 = 8,102,702.69 : x - Step 2: Convert to fraction form
19,782,383.37/29,665,167.23 = 8,102,702.69/x - Step 3: Cross multiply
19,782,383.37x = 29,665,167.23 × 8,102,702.69 - Step 4: Simplify right side
19,782,383.37x = 240,368,030,408,240.53 - Step 5: Solve for x
x = 240,368,030,408,240.53/19,782,383.37 - Step 6: Final answer
x = 12,150,610.26
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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.