Finding the Fourth Proportional to 10,611,571.68, 15,911,378.28 and 3,691,877.67
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Solution
The fourth proportional to 10,611,571.68, 15,911,378.28 and 3,691,877.67 is: 5,535,736.26
Step by Step Solution
- Step 1: Write the proportion equation
10,611,571.68 : 15,911,378.28 = 3,691,877.67 : x - Step 2: Convert to fraction form
10,611,571.68/15,911,378.28 = 3,691,877.67/x - Step 3: Cross multiply
10,611,571.68x = 15,911,378.28 × 3,691,877.67 - Step 4: Simplify right side
10,611,571.68x = 58,742,862,170,855.01 - Step 5: Solve for x
x = 58,742,862,170,855.01/10,611,571.68 - Step 6: Final answer
x = 5,535,736.26
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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.