Finding the Fourth Proportional to 18,565,039.14, 27,847,520.42 and 10,474,341.99
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Solution
The fourth proportional to 18,565,039.14, 27,847,520.42 and 10,474,341.99 is: 15,711,491.38
Step by Step Solution
- Step 1: Write the proportion equation
18,565,039.14 : 27,847,520.42 = 10,474,341.99 : x - Step 2: Convert to fraction form
18,565,039.14/27,847,520.42 = 10,474,341.99/x - Step 3: Cross multiply
18,565,039.14x = 27,847,520.42 × 10,474,341.99 - Step 4: Simplify right side
18,565,039.14x = 291,684,452,400,216.75 - Step 5: Solve for x
x = 291,684,452,400,216.75/18,565,039.14 - Step 6: Final answer
x = 15,711,491.38
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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.