Finding the Fourth Proportional to 19,628,968.44, 29,441,200.04 and 5,253,157.70
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Solution
The fourth proportional to 19,628,968.44, 29,441,200.04 and 5,253,157.70 is: 7,879,133.70
Step by Step Solution
- Step 1: Write the proportion equation
19,628,968.44 : 29,441,200.04 = 5,253,157.70 : x - Step 2: Convert to fraction form
19,628,968.44/29,441,200.04 = 5,253,157.70/x - Step 3: Cross multiply
19,628,968.44x = 29,441,200.04 × 5,253,157.70 - Step 4: Simplify right side
19,628,968.44x = 154,659,266,687,366.31 - Step 5: Solve for x
x = 154,659,266,687,366.31/19,628,968.44 - Step 6: Final answer
x = 7,879,133.70
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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.