Finding the Fourth Proportional to 19,376,845.53, 29,045,306.12 and 8,599,222.05
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Solution
The fourth proportional to 19,376,845.53, 29,045,306.12 and 8,599,222.05 is: 12,889,974.09
Step by Step Solution
- Step 1: Write the proportion equation
19,376,845.53 : 29,045,306.12 = 8,599,222.05 : x - Step 2: Convert to fraction form
19,376,845.53/29,045,306.12 = 8,599,222.05/x - Step 3: Cross multiply
19,376,845.53x = 29,045,306.12 × 8,599,222.05 - Step 4: Simplify right side
19,376,845.53x = 249,767,036,793,107.84 - Step 5: Solve for x
x = 249,767,036,793,107.84/19,376,845.53 - Step 6: Final answer
x = 12,889,974.09
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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.