Finding the Fourth Proportional to 21,733,230.30, 32,599,845.45 and 19,465,748.70
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Solution
The fourth proportional to 21,733,230.30, 32,599,845.45 and 19,465,748.70 is: 29,198,623.05
Step by Step Solution
- Step 1: Write the proportion equation
21,733,230.30 : 32,599,845.45 = 19,465,748.70 : x - Step 2: Convert to fraction form
21,733,230.30/32,599,845.45 = 19,465,748.70/x - Step 3: Cross multiply
21,733,230.30x = 32,599,845.45 × 19,465,748.70 - Step 4: Simplify right side
21,733,230.30x = 634,580,399,188,538.38 - Step 5: Solve for x
x = 634,580,399,188,538.38/21,733,230.30 - Step 6: Final answer
x = 29,198,623.05
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1.5x scale
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.