Finding the Fourth Proportional to 45,993,106.68, 68,989,660.08 and 18,693,003.30
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Solution
The fourth proportional to 45,993,106.68, 68,989,660.08 and 18,693,003.30 is: 28,039,504.97
Step by Step Solution
- Step 1: Write the proportion equation
45,993,106.68 : 68,989,660.08 = 18,693,003.30 : x - Step 2: Convert to fraction form
45,993,106.68/68,989,660.08 = 18,693,003.30/x - Step 3: Cross multiply
45,993,106.68x = 68,989,660.08 × 18,693,003.30 - Step 4: Simplify right side
45,993,106.68x = 1,289,623,943,541,318.25 - Step 5: Solve for x
x = 1,289,623,943,541,318.25/45,993,106.68 - Step 6: Final answer
x = 28,039,504.97
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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.