Finding the Fourth Proportional to 19,474,813, 29,214,877.11 and 8,112,604.42
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Solution
The fourth proportional to 19,474,813, 29,214,877.11 and 8,112,604.42 is: 12,170,013.71
Step by Step Solution
- Step 1: Write the proportion equation
19,474,813 : 29,214,877.11 = 8,112,604.42 : x - Step 2: Convert to fraction form
19,474,813/29,214,877.11 = 8,112,604.42/x - Step 3: Cross multiply
19,474,813x = 29,214,877.11 × 8,112,604.42 - Step 4: Simplify right side
19,474,813x = 237,008,741,172,342.81 - Step 5: Solve for x
x = 237,008,741,172,342.81/19,474,813 - Step 6: Final answer
x = 12,170,013.71
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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.