Finding the Fourth Proportional to 7,392,651.37, 11,089,369.53 and 2,278,593.65
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Solution
The fourth proportional to 7,392,651.37, 11,089,369.53 and 2,278,593.65 is: 3,418,011.45
Step by Step Solution
- Step 1: Write the proportion equation
7,392,651.37 : 11,089,369.53 = 2,278,593.65 : x - Step 2: Convert to fraction form
7,392,651.37/11,089,369.53 = 2,278,593.65/x - Step 3: Cross multiply
7,392,651.37x = 11,089,369.53 × 2,278,593.65 - Step 4: Simplify right side
7,392,651.37x = 25,268,167,021,284.91 - Step 5: Solve for x
x = 25,268,167,021,284.91/7,392,651.37 - Step 6: Final answer
x = 3,418,011.45
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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.