Finding the Fourth Proportional to 15,447,944.80, 23,182,414.80 and 8,624,504.80
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Solution
The fourth proportional to 15,447,944.80, 23,182,414.80 and 8,624,504.80 is: 12,942,617.95
Step by Step Solution
- Step 1: Write the proportion equation
15,447,944.80 : 23,182,414.80 = 8,624,504.80 : x - Step 2: Convert to fraction form
15,447,944.80/23,182,414.80 = 8,624,504.80/x - Step 3: Cross multiply
15,447,944.80x = 23,182,414.80 × 8,624,504.80 - Step 4: Simplify right side
15,447,944.80x = 199,936,847,718,191.06 - Step 5: Solve for x
x = 199,936,847,718,191.06/15,447,944.80 - Step 6: Final answer
x = 12,942,617.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.