Finding the Fourth Proportional to 5,418,566.44, 7,476,108.42 and 4,269,077.80
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Solution
The fourth proportional to 5,418,566.44, 7,476,108.42 and 4,269,077.80 is: 5,890,135.12
Step by Step Solution
- Step 1: Write the proportion equation
5,418,566.44 : 7,476,108.42 = 4,269,077.80 : x - Step 2: Convert to fraction form
5,418,566.44/7,476,108.42 = 4,269,077.80/x - Step 3: Cross multiply
5,418,566.44x = 7,476,108.42 × 4,269,077.80 - Step 4: Simplify right side
5,418,566.44x = 31,916,088,486,215.07 - Step 5: Solve for x
x = 31,916,088,486,215.07/5,418,566.44 - Step 6: Final answer
x = 5,890,135.12
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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.