Finding the Fourth Proportional to 21,705,374.74, 32,533,296.12 and 8,743,231.19
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Solution
The fourth proportional to 21,705,374.74, 32,533,296.12 and 8,743,231.19 is: 13,104,870.70
Step by Step Solution
- Step 1: Write the proportion equation
21,705,374.74 : 32,533,296.12 = 8,743,231.19 : x - Step 2: Convert to fraction form
21,705,374.74/32,533,296.12 = 8,743,231.19/x - Step 3: Cross multiply
21,705,374.74x = 32,533,296.12 × 8,743,231.19 - Step 4: Simplify right side
21,705,374.74x = 284,446,129,431,223.25 - Step 5: Solve for x
x = 284,446,129,431,223.25/21,705,374.74 - Step 6: Final answer
x = 13,104,870.70
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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.