Finding the Fourth Proportional to 7,457,613.14, 11,186,892.53 and 2,340,245.01
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Solution
The fourth proportional to 7,457,613.14, 11,186,892.53 and 2,340,245.01 is: 3,510,515.89
Step by Step Solution
- Step 1: Write the proportion equation
7,457,613.14 : 11,186,892.53 = 2,340,245.01 : x - Step 2: Convert to fraction form
7,457,613.14/11,186,892.53 = 2,340,245.01/x - Step 3: Cross multiply
7,457,613.14x = 11,186,892.53 × 2,340,245.01 - Step 4: Simplify right side
7,457,613.14x = 26,180,069,458,119.12 - Step 5: Solve for x
x = 26,180,069,458,119.12/7,457,613.14 - Step 6: Final answer
x = 3,510,515.89
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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.