Finding the Fourth Proportional to 8,114,241.98, 11,197,921.18 and 4,443,313.48
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Solution
The fourth proportional to 8,114,241.98, 11,197,921.18 and 4,443,313.48 is: 6,131,918.95
Step by Step Solution
- Step 1: Write the proportion equation
8,114,241.98 : 11,197,921.18 = 4,443,313.48 : x - Step 2: Convert to fraction form
8,114,241.98/11,197,921.18 = 4,443,313.48/x - Step 3: Cross multiply
8,114,241.98x = 11,197,921.18 × 4,443,313.48 - Step 4: Simplify right side
8,114,241.98x = 49,755,874,127,071.51 - Step 5: Solve for x
x = 49,755,874,127,071.51/8,114,241.98 - Step 6: Final answer
x = 6,131,918.95
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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.