Finding the Fourth Proportional to 5,815,465.31, 8,723,200.41 and 2,616,855.09
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Solution
The fourth proportional to 5,815,465.31, 8,723,200.41 and 2,616,855.09 is: 3,925,283.74
Step by Step Solution
- Step 1: Write the proportion equation
5,815,465.31 : 8,723,200.41 = 2,616,855.09 : x - Step 2: Convert to fraction form
5,815,465.31/8,723,200.41 = 2,616,855.09/x - Step 3: Cross multiply
5,815,465.31x = 8,723,200.41 × 2,616,855.09 - Step 4: Simplify right side
5,815,465.31x = 22,827,351,393,998.59 - Step 5: Solve for x
x = 22,827,351,393,998.59/5,815,465.31 - Step 6: Final answer
x = 3,925,283.74
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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.