Finding the Fourth Proportional to 5,331,725.15, 7,997,815.35 and 2,093,964.53
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Solution
The fourth proportional to 5,331,725.15, 7,997,815.35 and 2,093,964.53 is: 3,141,036.19
Step by Step Solution
- Step 1: Write the proportion equation
5,331,725.15 : 7,997,815.35 = 2,093,964.53 : x - Step 2: Convert to fraction form
5,331,725.15/7,997,815.35 = 2,093,964.53/x - Step 3: Cross multiply
5,331,725.15x = 7,997,815.35 × 2,093,964.53 - Step 4: Simplify right side
5,331,725.15x = 16,747,141,620,400.46 - Step 5: Solve for x
x = 16,747,141,620,400.46/5,331,725.15 - Step 6: Final answer
x = 3,141,036.19
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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.