Finding the Fourth Proportional to 6,236,536.63, 9,353,181.10 and 2,640,452.53
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Solution
The fourth proportional to 6,236,536.63, 9,353,181.10 and 2,640,452.53 is: 3,959,991.28
Step by Step Solution
- Step 1: Write the proportion equation
6,236,536.63 : 9,353,181.10 = 2,640,452.53 : x - Step 2: Convert to fraction form
6,236,536.63/9,353,181.10 = 2,640,452.53/x - Step 3: Cross multiply
6,236,536.63x = 9,353,181.10 × 2,640,452.53 - Step 4: Simplify right side
6,236,536.63x = 24,696,630,699,043.18 - Step 5: Solve for x
x = 24,696,630,699,043.18/6,236,536.63 - Step 6: Final answer
x = 3,959,991.28
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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.