Finding the Fourth Proportional to 5,517,466.08, 7,612,961.76 and 3,225,183.36
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Solution
The fourth proportional to 5,517,466.08, 7,612,961.76 and 3,225,183.36 is: 4,450,085.82
Step by Step Solution
- Step 1: Write the proportion equation
5,517,466.08 : 7,612,961.76 = 3,225,183.36 : x - Step 2: Convert to fraction form
5,517,466.08/7,612,961.76 = 3,225,183.36/x - Step 3: Cross multiply
5,517,466.08x = 7,612,961.76 × 3,225,183.36 - Step 4: Simplify right side
5,517,466.08x = 24,553,197,588,668.31 - Step 5: Solve for x
x = 24,553,197,588,668.31/5,517,466.08 - Step 6: Final answer
x = 4,450,085.82
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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.