Finding the Fourth Proportional to 7,631,836.53, 10,532,337.76 and 4,324,772.00
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Solution
The fourth proportional to 7,631,836.53, 10,532,337.76 and 4,324,772.00 is: 5,968,413.92
Step by Step Solution
- Step 1: Write the proportion equation
7,631,836.53 : 10,532,337.76 = 4,324,772.00 : x - Step 2: Convert to fraction form
7,631,836.53/10,532,337.76 = 4,324,772.00/x - Step 3: Cross multiply
7,631,836.53x = 10,532,337.76 × 4,324,772.00 - Step 4: Simplify right side
7,631,836.53x = 45,549,959,411,483.13 - Step 5: Solve for x
x = 45,549,959,411,483.13/7,631,836.53 - Step 6: Final answer
x = 5,968,413.92
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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.