Finding the Fourth Proportional to 23,745,755.41, 32,769,697.40 and 13,291,511.70
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Solution
The fourth proportional to 23,745,755.41, 32,769,697.40 and 13,291,511.70 is: 18,342,596.77
Step by Step Solution
- Step 1: Write the proportion equation
23,745,755.41 : 32,769,697.40 = 13,291,511.70 : x - Step 2: Convert to fraction form
23,745,755.41/32,769,697.40 = 13,291,511.70/x - Step 3: Cross multiply
23,745,755.41x = 32,769,697.40 × 13,291,511.70 - Step 4: Simplify right side
23,745,755.41x = 435,558,816,397,559.56 - Step 5: Solve for x
x = 435,558,816,397,559.56/23,745,755.41 - Step 6: Final answer
x = 18,342,596.77
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.