Finding the Fourth Proportional to 20,577,382.01, 30,866,086.37 and 5,225,822.99
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Solution
The fourth proportional to 20,577,382.01, 30,866,086.37 and 5,225,822.99 is: 7,838,737.87
Step by Step Solution
- Step 1: Write the proportion equation
20,577,382.01 : 30,866,086.37 = 5,225,822.99 : x - Step 2: Convert to fraction form
20,577,382.01/30,866,086.37 = 5,225,822.99/x - Step 3: Cross multiply
20,577,382.01x = 30,866,086.37 × 5,225,822.99 - Step 4: Simplify right side
20,577,382.01x = 161,300,703,583,212.09 - Step 5: Solve for x
x = 161,300,703,583,212.09/20,577,382.01 - Step 6: Final answer
x = 7,838,737.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.