Finding the Fourth Proportional to 7,123,351.53, 10,699,324.35 and 4,250,323.95
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Solution
The fourth proportional to 7,123,351.53, 10,699,324.35 and 4,250,323.95 is: 6,384,016.62
Step by Step Solution
- Step 1: Write the proportion equation
7,123,351.53 : 10,699,324.35 = 4,250,323.95 : x - Step 2: Convert to fraction form
7,123,351.53/10,699,324.35 = 4,250,323.95/x - Step 3: Cross multiply
7,123,351.53x = 10,699,324.35 × 4,250,323.95 - Step 4: Simplify right side
7,123,351.53x = 45,475,594,533,623.18 - Step 5: Solve for x
x = 45,475,594,533,623.18/7,123,351.53 - Step 6: Final answer
x = 6,384,016.62
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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.