Finding the Fourth Proportional to 5,551,868.71, 8,324,235.28 and 2,315,639.06
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Solution
The fourth proportional to 5,551,868.71, 8,324,235.28 and 2,315,639.06 is: 3,471,970.50
Step by Step Solution
- Step 1: Write the proportion equation
5,551,868.71 : 8,324,235.28 = 2,315,639.06 : x - Step 2: Convert to fraction form
5,551,868.71/8,324,235.28 = 2,315,639.06/x - Step 3: Cross multiply
5,551,868.71x = 8,324,235.28 × 2,315,639.06 - Step 4: Simplify right side
5,551,868.71x = 19,275,924,358,998.04 - Step 5: Solve for x
x = 19,275,924,358,998.04/5,551,868.71 - Step 6: Final answer
x = 3,471,970.50
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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.