Finding the Fourth Proportional to 7,184,379.75, 10,777,991.53 and 2,635,468.28
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Solution
The fourth proportional to 7,184,379.75, 10,777,991.53 and 2,635,468.28 is: 3,953,724.01
Step by Step Solution
- Step 1: Write the proportion equation
7,184,379.75 : 10,777,991.53 = 2,635,468.28 : x - Step 2: Convert to fraction form
7,184,379.75/10,777,991.53 = 2,635,468.28/x - Step 3: Cross multiply
7,184,379.75x = 10,777,991.53 × 2,635,468.28 - Step 4: Simplify right side
7,184,379.75x = 28,405,054,748,828.05 - Step 5: Solve for x
x = 28,405,054,748,828.05/7,184,379.75 - Step 6: Final answer
x = 3,953,724.01
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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.