Finding the Fourth Proportional to 6,517,572.24, 8,992,169.16 and 3,763,895.94
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Solution
The fourth proportional to 6,517,572.24, 8,992,169.16 and 3,763,895.94 is: 5,192,974.89
Step by Step Solution
- Step 1: Write the proportion equation
6,517,572.24 : 8,992,169.16 = 3,763,895.94 : x - Step 2: Convert to fraction form
6,517,572.24/8,992,169.16 = 3,763,895.94/x - Step 3: Cross multiply
6,517,572.24x = 8,992,169.16 × 3,763,895.94 - Step 4: Simplify right side
6,517,572.24x = 33,845,588,993,117.21 - Step 5: Solve for x
x = 33,845,588,993,117.21/6,517,572.24 - Step 6: Final answer
x = 5,192,974.89
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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.