Finding the Fourth Proportional to 7,463,412.53, 11,200,231.68 and 2,605,719.65
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Solution
The fourth proportional to 7,463,412.53, 11,200,231.68 and 2,605,719.65 is: 3,910,364.54
Step by Step Solution
- Step 1: Write the proportion equation
7,463,412.53 : 11,200,231.68 = 2,605,719.65 : x - Step 2: Convert to fraction form
7,463,412.53/11,200,231.68 = 2,605,719.65/x - Step 3: Cross multiply
7,463,412.53x = 11,200,231.68 × 2,605,719.65 - Step 4: Simplify right side
7,463,412.53x = 29,184,663,711,019.55 - Step 5: Solve for x
x = 29,184,663,711,019.55/7,463,412.53 - Step 6: Final answer
x = 3,910,364.54
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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.