Finding the Fourth Proportional to 5,375,998.09, 7,418,874.09 and 2,961,550.09
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Solution
The fourth proportional to 5,375,998.09, 7,418,874.09 and 2,961,550.09 is: 4,086,937.32
Step by Step Solution
- Step 1: Write the proportion equation
5,375,998.09 : 7,418,874.09 = 2,961,550.09 : x - Step 2: Convert to fraction form
5,375,998.09/7,418,874.09 = 2,961,550.09/x - Step 3: Cross multiply
5,375,998.09x = 7,418,874.09 × 2,961,550.09 - Step 4: Simplify right side
5,375,998.09x = 21,971,367,228,938.17 - Step 5: Solve for x
x = 21,971,367,228,938.17/5,375,998.09 - Step 6: Final answer
x = 4,086,937.32
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1.5x scale
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.