Finding the Fourth Proportional to 8,283,613.12, 11,431,277.14 and 4,562,372.68
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Solution
The fourth proportional to 8,283,613.12, 11,431,277.14 and 4,562,372.68 is: 6,296,014.28
Step by Step Solution
- Step 1: Write the proportion equation
8,283,613.12 : 11,431,277.14 = 4,562,372.68 : x - Step 2: Convert to fraction form
8,283,613.12/11,431,277.14 = 4,562,372.68/x - Step 3: Cross multiply
8,283,613.12x = 11,431,277.14 × 4,562,372.68 - Step 4: Simplify right side
8,283,613.12x = 52,153,746,521,044.53 - Step 5: Solve for x
x = 52,153,746,521,044.53/8,283,613.12 - Step 6: Final answer
x = 6,296,014.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.