Finding the Fourth Proportional to 35,979,764.13, 49,652,082.36 and 20,302,116.12
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Solution
The fourth proportional to 35,979,764.13, 49,652,082.36 and 20,302,116.12 is: 28,016,924.68
Step by Step Solution
- Step 1: Write the proportion equation
35,979,764.13 : 49,652,082.36 = 20,302,116.12 : x - Step 2: Convert to fraction form
35,979,764.13/49,652,082.36 = 20,302,116.12/x - Step 3: Cross multiply
35,979,764.13x = 49,652,082.36 × 20,302,116.12 - Step 4: Simplify right side
35,979,764.13x = 1,008,042,341,672,523.62 - Step 5: Solve for x
x = 1,008,042,341,672,523.62/35,979,764.13 - Step 6: Final answer
x = 28,016,924.68
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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.