Finding the Fourth Proportional to 11,920,310.63, 17,877,264.64 and 3,282,354.56
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Solution
The fourth proportional to 11,920,310.63, 17,877,264.64 and 3,282,354.56 is: 4,922,650.34
Step by Step Solution
- Step 1: Write the proportion equation
11,920,310.63 : 17,877,264.64 = 3,282,354.56 : x - Step 2: Convert to fraction form
11,920,310.63/17,877,264.64 = 3,282,354.56/x - Step 3: Cross multiply
11,920,310.63x = 17,877,264.64 × 3,282,354.56 - Step 4: Simplify right side
11,920,310.63x = 58,679,521,147,918.03 - Step 5: Solve for x
x = 58,679,521,147,918.03/11,920,310.63 - Step 6: Final answer
x = 4,922,650.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.