Finding the Fourth Proportional to 25,101,454.38, 34,640,006.42 and 14,088,204.12
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Solution
The fourth proportional to 25,101,454.38, 34,640,006.42 and 14,088,204.12 is: 19,441,721.34
Step by Step Solution
- Step 1: Write the proportion equation
25,101,454.38 : 34,640,006.42 = 14,088,204.12 : x - Step 2: Convert to fraction form
25,101,454.38/34,640,006.42 = 14,088,204.12/x - Step 3: Cross multiply
25,101,454.38x = 34,640,006.42 × 14,088,204.12 - Step 4: Simplify right side
25,101,454.38x = 488,015,481,163,070.44 - Step 5: Solve for x
x = 488,015,481,163,070.44/25,101,454.38 - Step 6: Final answer
x = 19,441,721.34
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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.