Finding the Fourth Proportional to 18,182,393.10, 27,270,090.45 and 5,403,314.70
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Solution
The fourth proportional to 18,182,393.10, 27,270,090.45 and 5,403,314.70 is: 8,103,932.18
Step by Step Solution
- Step 1: Write the proportion equation
18,182,393.10 : 27,270,090.45 = 5,403,314.70 : x - Step 2: Convert to fraction form
18,182,393.10/27,270,090.45 = 5,403,314.70/x - Step 3: Cross multiply
18,182,393.10x = 27,270,090.45 × 5,403,314.70 - Step 4: Simplify right side
18,182,393.10x = 147,348,880,598,814.62 - Step 5: Solve for x
x = 147,348,880,598,814.62/18,182,393.10 - Step 6: Final answer
x = 8,103,932.18
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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.