Finding the Fourth Proportional to 5,545,711.08, 7,652,940.30 and 3,098,340.50
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Solution
The fourth proportional to 5,545,711.08, 7,652,940.30 and 3,098,340.50 is: 4,275,631.12
Step by Step Solution
- Step 1: Write the proportion equation
5,545,711.08 : 7,652,940.30 = 3,098,340.50 : x - Step 2: Convert to fraction form
5,545,711.08/7,652,940.30 = 3,098,340.50/x - Step 3: Cross multiply
5,545,711.08x = 7,652,940.30 × 3,098,340.50 - Step 4: Simplify right side
5,545,711.08x = 23,711,414,875,572.15 - Step 5: Solve for x
x = 23,711,414,875,572.15/5,545,711.08 - Step 6: Final answer
x = 4,275,631.12
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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.