Finding the Fourth Proportional to 7,027,740.92, 10,541,538.18 and 3,616,983.08
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Solution
The fourth proportional to 7,027,740.92, 10,541,538.18 and 3,616,983.08 is: 5,425,436.95
Step by Step Solution
- Step 1: Write the proportion equation
7,027,740.92 : 10,541,538.18 = 3,616,983.08 : x - Step 2: Convert to fraction form
7,027,740.92/10,541,538.18 = 3,616,983.08/x - Step 3: Cross multiply
7,027,740.92x = 10,541,538.18 × 3,616,983.08 - Step 4: Simplify right side
7,027,740.92x = 38,128,565,234,233.99 - Step 5: Solve for x
x = 38,128,565,234,233.99/7,027,740.92 - Step 6: Final answer
x = 5,425,436.95
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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.