Finding the Fourth Proportional to 40,758,863.16, 56,247,229.26 and 22,423,755
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Solution
The fourth proportional to 40,758,863.16, 56,247,229.26 and 22,423,755 is: 30,944,780.85
Step by Step Solution
- Step 1: Write the proportion equation
40,758,863.16 : 56,247,229.26 = 22,423,755 : x - Step 2: Convert to fraction form
40,758,863.16/56,247,229.26 = 22,423,755/x - Step 3: Cross multiply
40,758,863.16x = 56,247,229.26 × 22,423,755 - Step 4: Simplify right side
40,758,863.16x = 1,261,274,088,355,071.25 - Step 5: Solve for x
x = 1,261,274,088,355,071.25/40,758,863.16 - Step 6: Final answer
x = 30,944,780.85
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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.