Finding the Fourth Proportional to 5,275,602.29, 7,909,269.55 and 2,083,118.11
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Solution
The fourth proportional to 5,275,602.29, 7,909,269.55 and 2,083,118.11 is: 3,123,044.86
Step by Step Solution
- Step 1: Write the proportion equation
5,275,602.29 : 7,909,269.55 = 2,083,118.11 : x - Step 2: Convert to fraction form
5,275,602.29/7,909,269.55 = 2,083,118.11/x - Step 3: Cross multiply
5,275,602.29x = 7,909,269.55 × 2,083,118.11 - Step 4: Simplify right side
5,275,602.29x = 16,475,942,623,213.12 - Step 5: Solve for x
x = 16,475,942,623,213.12/5,275,602.29 - Step 6: Final answer
x = 3,123,044.86
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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.