Finding the Fourth Proportional to 5,737,551.95, 7,917,995.88 and 3,159,324.99
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Solution
The fourth proportional to 5,737,551.95, 7,917,995.88 and 3,159,324.99 is: 4,359,964.41
Step by Step Solution
- Step 1: Write the proportion equation
5,737,551.95 : 7,917,995.88 = 3,159,324.99 : x - Step 2: Convert to fraction form
5,737,551.95/7,917,995.88 = 3,159,324.99/x - Step 3: Cross multiply
5,737,551.95x = 7,917,995.88 × 3,159,324.99 - Step 4: Simplify right side
5,737,551.95x = 25,015,522,254,401.04 - Step 5: Solve for x
x = 25,015,522,254,401.04/5,737,551.95 - Step 6: Final answer
x = 4,359,964.41
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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.