Finding the Fourth Proportional to 16,234,442.82, 22,402,381.86 and 9,263,486.97
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Solution
The fourth proportional to 16,234,442.82, 22,402,381.86 and 9,263,486.97 is: 12,782,956.26
Step by Step Solution
- Step 1: Write the proportion equation
16,234,442.82 : 22,402,381.86 = 9,263,486.97 : x - Step 2: Convert to fraction form
16,234,442.82/22,402,381.86 = 9,263,486.97/x - Step 3: Cross multiply
16,234,442.82x = 22,402,381.86 × 9,263,486.97 - Step 4: Simplify right side
16,234,442.82x = 207,524,172,457,074.38 - Step 5: Solve for x
x = 207,524,172,457,074.38/16,234,442.82 - Step 6: Final answer
x = 12,782,956.26
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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.