Finding the Fourth Proportional to 15,123,845.76, 22,685,652 and 3,764,218.08
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Solution
The fourth proportional to 15,123,845.76, 22,685,652 and 3,764,218.08 is: 5,646,298.09
Step by Step Solution
- Step 1: Write the proportion equation
15,123,845.76 : 22,685,652 = 3,764,218.08 : x - Step 2: Convert to fraction form
15,123,845.76/22,685,652 = 3,764,218.08/x - Step 3: Cross multiply
15,123,845.76x = 22,685,652 × 3,764,218.08 - Step 4: Simplify right side
15,123,845.76x = 85,393,741,414,988.16 - Step 5: Solve for x
x = 85,393,741,414,988.16/15,123,845.76 - Step 6: Final answer
x = 5,646,298.09
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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.