Finding the Fourth Proportional to 7,926,546.57, 11,894,396.13 and 4,283,288.88
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Solution
The fourth proportional to 7,926,546.57, 11,894,396.13 and 4,283,288.88 is: 6,427,406.21
Step by Step Solution
- Step 1: Write the proportion equation
7,926,546.57 : 11,894,396.13 = 4,283,288.88 : x - Step 2: Convert to fraction form
7,926,546.57/11,894,396.13 = 4,283,288.88/x - Step 3: Cross multiply
7,926,546.57x = 11,894,396.13 × 4,283,288.88 - Step 4: Simplify right side
7,926,546.57x = 50,947,134,677,944.04 - Step 5: Solve for x
x = 50,947,134,677,944.04/7,926,546.57 - Step 6: Final answer
x = 6,427,406.21
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.