Finding the Fourth Proportional to 5,104,160.96, 7,043,901.63 and 2,929,101.98
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Solution
The fourth proportional to 5,104,160.96, 7,043,901.63 and 2,929,101.98 is: 4,042,252.27
Step by Step Solution
- Step 1: Write the proportion equation
5,104,160.96 : 7,043,901.63 = 2,929,101.98 : x - Step 2: Convert to fraction form
5,104,160.96/7,043,901.63 = 2,929,101.98/x - Step 3: Cross multiply
5,104,160.96x = 7,043,901.63 × 2,929,101.98 - Step 4: Simplify right side
5,104,160.96x = 20,632,306,211,358.23 - Step 5: Solve for x
x = 20,632,306,211,358.23/5,104,160.96 - Step 6: Final answer
x = 4,042,252.27
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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.