Finding the Fourth Proportional to 79,013,606.40, 109,043,007.84 and 44,204,221.44
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Solution
The fourth proportional to 79,013,606.40, 109,043,007.84 and 44,204,221.44 is: 61,004,192.63
Step by Step Solution
- Step 1: Write the proportion equation
79,013,606.40 : 109,043,007.84 = 44,204,221.44 : x - Step 2: Convert to fraction form
79,013,606.40/109,043,007.84 = 44,204,221.44/x - Step 3: Cross multiply
79,013,606.40x = 109,043,007.84 × 44,204,221.44 - Step 4: Simplify right side
79,013,606.40x = 4,820,161,265,043,016 - Step 5: Solve for x
x = 4,820,161,265,043,016/79,013,606.40 - Step 6: Final answer
x = 61,004,192.63
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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.