Finding the Fourth Proportional to 6,452,421.66, 9,678,632.76 and 2,409,224.85
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Solution
The fourth proportional to 6,452,421.66, 9,678,632.76 and 2,409,224.85 is: 3,613,837.38
Step by Step Solution
- Step 1: Write the proportion equation
6,452,421.66 : 9,678,632.76 = 2,409,224.85 : x - Step 2: Convert to fraction form
6,452,421.66/9,678,632.76 = 2,409,224.85/x - Step 3: Cross multiply
6,452,421.66x = 9,678,632.76 × 2,409,224.85 - Step 4: Simplify right side
6,452,421.66x = 23,318,002,559,416.09 - Step 5: Solve for x
x = 23,318,002,559,416.09/6,452,421.66 - Step 6: Final answer
x = 3,613,837.38
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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.