Finding the Fourth Proportional to 7,474,592.98, 10,304,188.77 and 5,324,684.50
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Solution
The fourth proportional to 7,474,592.98, 10,304,188.77 and 5,324,684.50 is: 7,340,406.95
Step by Step Solution
- Step 1: Write the proportion equation
7,474,592.98 : 10,304,188.77 = 5,324,684.50 : x - Step 2: Convert to fraction form
7,474,592.98/10,304,188.77 = 5,324,684.50/x - Step 3: Cross multiply
7,474,592.98x = 10,304,188.77 × 5,324,684.50 - Step 4: Simplify right side
7,474,592.98x = 54,866,554,228,693.06 - Step 5: Solve for x
x = 54,866,554,228,693.06/7,474,592.98 - Step 6: Final answer
x = 7,340,406.95
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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.