Finding the Fourth Proportional to 6,324,326.28, 8,727,573.24 and 3,423,717.18
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Solution
The fourth proportional to 6,324,326.28, 8,727,573.24 and 3,423,717.18 is: 4,724,731.32
Step by Step Solution
- Step 1: Write the proportion equation
6,324,326.28 : 8,727,573.24 = 3,423,717.18 : x - Step 2: Convert to fraction form
6,324,326.28/8,727,573.24 = 3,423,717.18/x - Step 3: Cross multiply
6,324,326.28x = 8,727,573.24 × 3,423,717.18 - Step 4: Simplify right side
6,324,326.28x = 29,880,742,441,496.27 - Step 5: Solve for x
x = 29,880,742,441,496.27/6,324,326.28 - Step 6: Final answer
x = 4,724,731.32
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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.