Finding the Fourth Proportional to 21,466,233.18, 32,192,518.41 and 7,086,623.58
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Solution
The fourth proportional to 21,466,233.18, 32,192,518.41 and 7,086,623.58 is: 10,627,680.14
Step by Step Solution
- Step 1: Write the proportion equation
21,466,233.18 : 32,192,518.41 = 7,086,623.58 : x - Step 2: Convert to fraction form
21,466,233.18/32,192,518.41 = 7,086,623.58/x - Step 3: Cross multiply
21,466,233.18x = 32,192,518.41 × 7,086,623.58 - Step 4: Simplify right side
21,466,233.18x = 228,136,260,063,890.12 - Step 5: Solve for x
x = 228,136,260,063,890.12/21,466,233.18 - Step 6: Final answer
x = 10,627,680.14
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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.