Finding the Fourth Proportional to 5,775,522.13, 7,970,283.53 and 3,197,245.96
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Solution
The fourth proportional to 5,775,522.13, 7,970,283.53 and 3,197,245.96 is: 4,412,234.30
Step by Step Solution
- Step 1: Write the proportion equation
5,775,522.13 : 7,970,283.53 = 3,197,245.96 : x - Step 2: Convert to fraction form
5,775,522.13/7,970,283.53 = 3,197,245.96/x - Step 3: Cross multiply
5,775,522.13x = 7,970,283.53 × 3,197,245.96 - Step 4: Simplify right side
5,775,522.13x = 25,482,956,816,347.04 - Step 5: Solve for x
x = 25,482,956,816,347.04/5,775,522.13 - Step 6: Final answer
x = 4,412,234.30
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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.