Finding the Fourth Proportional to 6,294,641.50, 8,686,591.81 and 3,541,330.84
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Solution
The fourth proportional to 6,294,641.50, 8,686,591.81 and 3,541,330.84 is: 4,887,028.99
Step by Step Solution
- Step 1: Write the proportion equation
6,294,641.50 : 8,686,591.81 = 3,541,330.84 : x - Step 2: Convert to fraction form
6,294,641.50/8,686,591.81 = 3,541,330.84/x - Step 3: Cross multiply
6,294,641.50x = 8,686,591.81 × 3,541,330.84 - Step 4: Simplify right side
6,294,641.50x = 30,762,095,471,244.42 - Step 5: Solve for x
x = 30,762,095,471,244.42/6,294,641.50 - Step 6: Final answer
x = 4,887,028.99
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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.