Finding the Fourth Proportional to 14,975,944.26, 20,665,024.74 and 8,449,192.68
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Solution
The fourth proportional to 14,975,944.26, 20,665,024.74 and 8,449,192.68 is: 11,658,882.59
Step by Step Solution
- Step 1: Write the proportion equation
14,975,944.26 : 20,665,024.74 = 8,449,192.68 : x - Step 2: Convert to fraction form
14,975,944.26/20,665,024.74 = 8,449,192.68/x - Step 3: Cross multiply
14,975,944.26x = 20,665,024.74 × 8,449,192.68 - Step 4: Simplify right side
14,975,944.26x = 174,602,775,765,226.88 - Step 5: Solve for x
x = 174,602,775,765,226.88/14,975,944.26 - Step 6: Final answer
x = 11,658,882.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.