Finding the Fourth Proportional to 29,460,249.40, 40,641,062.70 and 22,888,910.02
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Solution
The fourth proportional to 29,460,249.40, 40,641,062.70 and 22,888,910.02 is: 31,575,755.34
Step by Step Solution
- Step 1: Write the proportion equation
29,460,249.40 : 40,641,062.70 = 22,888,910.02 : x - Step 2: Convert to fraction form
29,460,249.40/40,641,062.70 = 22,888,910.02/x - Step 3: Cross multiply
29,460,249.40x = 40,641,062.70 × 22,888,910.02 - Step 4: Simplify right side
29,460,249.40x = 930,229,627,257,478.25 - Step 5: Solve for x
x = 930,229,627,257,478.25/29,460,249.40 - Step 6: Final answer
x = 31,575,755.34
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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.