Finding the Fourth Proportional to 10,754,454.72, 14,840,961.04 and 5,859,716.68
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Solution
The fourth proportional to 10,754,454.72, 14,840,961.04 and 5,859,716.68 is: 8,086,307.42
Step by Step Solution
- Step 1: Write the proportion equation
10,754,454.72 : 14,840,961.04 = 5,859,716.68 : x - Step 2: Convert to fraction form
10,754,454.72/14,840,961.04 = 5,859,716.68/x - Step 3: Cross multiply
10,754,454.72x = 14,840,961.04 × 5,859,716.68 - Step 4: Simplify right side
10,754,454.72x = 86,963,826,953,318.14 - Step 5: Solve for x
x = 86,963,826,953,318.14/10,754,454.72 - Step 6: Final answer
x = 8,086,307.42
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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.