Finding the Fourth Proportional to 29,508,314.20, 44,215,232.10 and 19,399,125.40
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Solution
The fourth proportional to 29,508,314.20, 44,215,232.10 and 19,399,125.40 is: 29,067,632.47
Step by Step Solution
- Step 1: Write the proportion equation
29,508,314.20 : 44,215,232.10 = 19,399,125.40 : x - Step 2: Convert to fraction form
29,508,314.20/44,215,232.10 = 19,399,125.40/x - Step 3: Cross multiply
29,508,314.20x = 44,215,232.10 × 19,399,125.40 - Step 4: Simplify right side
29,508,314.20x = 857,736,832,098,005.25 - Step 5: Solve for x
x = 857,736,832,098,005.25/29,508,314.20 - Step 6: Final answer
x = 29,067,632.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.