Finding the Fourth Proportional to 19,379,287.40, 29,044,047.90 and 14,869,207.40
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Solution
The fourth proportional to 19,379,287.40, 29,044,047.90 and 14,869,207.40 is: 22,284,718.89
Step by Step Solution
- Step 1: Write the proportion equation
19,379,287.40 : 29,044,047.90 = 14,869,207.40 : x - Step 2: Convert to fraction form
19,379,287.40/29,044,047.90 = 14,869,207.40/x - Step 3: Cross multiply
19,379,287.40x = 29,044,047.90 × 14,869,207.40 - Step 4: Simplify right side
19,379,287.40x = 431,861,971,960,634.44 - Step 5: Solve for x
x = 431,861,971,960,634.44/19,379,287.40 - Step 6: Final answer
x = 22,284,718.89
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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.