Finding the Fourth Proportional to 7,283,521.68, 10,926,688.68 and 2,795,447.76
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Solution
The fourth proportional to 7,283,521.68, 10,926,688.68 and 2,795,447.76 is: 4,193,711.33
Step by Step Solution
- Step 1: Write the proportion equation
7,283,521.68 : 10,926,688.68 = 2,795,447.76 : x - Step 2: Convert to fraction form
7,283,521.68/10,926,688.68 = 2,795,447.76/x - Step 3: Cross multiply
7,283,521.68x = 10,926,688.68 × 2,795,447.76 - Step 4: Simplify right side
7,283,521.68x = 30,544,987,394,723.36 - Step 5: Solve for x
x = 30,544,987,394,723.36/7,283,521.68 - Step 6: Final answer
x = 4,193,711.33
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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.