Finding the Fourth Proportional to 10,738,113.75, 14,818,599.41 and 5,909,217.75
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Solution
The fourth proportional to 10,738,113.75, 14,818,599.41 and 5,909,217.75 is: 8,154,721.83
Step by Step Solution
- Step 1: Write the proportion equation
10,738,113.75 : 14,818,599.41 = 5,909,217.75 : x - Step 2: Convert to fraction form
10,738,113.75/14,818,599.41 = 5,909,217.75/x - Step 3: Cross multiply
10,738,113.75x = 14,818,599.41 × 5,909,217.75 - Step 4: Simplify right side
10,738,113.75x = 87,566,330,634,165.44 - Step 5: Solve for x
x = 87,566,330,634,165.44/10,738,113.75 - Step 6: Final answer
x = 8,154,721.83
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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.