Finding the Fourth Proportional to 5,359,757.05, 7,396,511.45 and 2,912,368.08
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Solution
The fourth proportional to 5,359,757.05, 7,396,511.45 and 2,912,368.08 is: 4,019,093.33
Step by Step Solution
- Step 1: Write the proportion equation
5,359,757.05 : 7,396,511.45 = 2,912,368.08 : x - Step 2: Convert to fraction form
5,359,757.05/7,396,511.45 = 2,912,368.08/x - Step 3: Cross multiply
5,359,757.05x = 7,396,511.45 × 2,912,368.08 - Step 4: Simplify right side
5,359,757.05x = 21,541,363,835,772.68 - Step 5: Solve for x
x = 21,541,363,835,772.68/5,359,757.05 - Step 6: Final answer
x = 4,019,093.33
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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.