Finding the Fourth Proportional to 27,312,712.26, 37,691,103.24 and 14,922,539.70
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Solution
The fourth proportional to 27,312,712.26, 37,691,103.24 and 14,922,539.70 is: 20,592,864.56
Step by Step Solution
- Step 1: Write the proportion equation
27,312,712.26 : 37,691,103.24 = 14,922,539.70 : x - Step 2: Convert to fraction form
27,312,712.26/37,691,103.24 = 14,922,539.70/x - Step 3: Cross multiply
27,312,712.26x = 37,691,103.24 × 14,922,539.70 - Step 4: Simplify right side
27,312,712.26x = 562,446,984,435,698.62 - Step 5: Solve for x
x = 562,446,984,435,698.62/27,312,712.26 - Step 6: Final answer
x = 20,592,864.56
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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.