Finding the Fourth Proportional to 8,082,141.36, 11,153,267.76 and 4,411,028.08
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Solution
The fourth proportional to 8,082,141.36, 11,153,267.76 and 4,411,028.08 is: 6,087,171.10
Step by Step Solution
- Step 1: Write the proportion equation
8,082,141.36 : 11,153,267.76 = 4,411,028.08 : x - Step 2: Convert to fraction form
8,082,141.36/11,153,267.76 = 4,411,028.08/x - Step 3: Cross multiply
8,082,141.36x = 11,153,267.76 × 4,411,028.08 - Step 4: Simplify right side
8,082,141.36x = 49,197,377,273,118.70 - Step 5: Solve for x
x = 49,197,377,273,118.70/8,082,141.36 - Step 6: Final answer
x = 6,087,171.10
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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.