Finding the Fourth Proportional to 11,702,951.92, 16,143,570.20 and 6,807,623.28
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Solution
The fourth proportional to 11,702,951.92, 16,143,570.20 and 6,807,623.28 is: 9,390,737.06
Step by Step Solution
- Step 1: Write the proportion equation
11,702,951.92 : 16,143,570.20 = 6,807,623.28 : x - Step 2: Convert to fraction form
11,702,951.92/16,143,570.20 = 6,807,623.28/x - Step 3: Cross multiply
11,702,951.92x = 16,143,570.20 × 6,807,623.28 - Step 4: Simplify right side
11,702,951.92x = 109,899,344,315,834.25 - Step 5: Solve for x
x = 109,899,344,315,834.25/11,702,951.92 - Step 6: Final answer
x = 9,390,737.06
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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.