Finding the Fourth Proportional to 19,092,073.62, 26,347,129.84 and 10,390,350.54
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Solution
The fourth proportional to 19,092,073.62, 26,347,129.84 and 10,390,350.54 is: 14,338,720.89
Step by Step Solution
- Step 1: Write the proportion equation
19,092,073.62 : 26,347,129.84 = 10,390,350.54 : x - Step 2: Convert to fraction form
19,092,073.62/26,347,129.84 = 10,390,350.54/x - Step 3: Cross multiply
19,092,073.62x = 26,347,129.84 × 10,390,350.54 - Step 4: Simplify right side
19,092,073.62x = 273,755,914,760,494.09 - Step 5: Solve for x
x = 273,755,914,760,494.09/19,092,073.62 - Step 6: Final answer
x = 14,338,720.89
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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.