Finding the Fourth Proportional to 27,312,746.52, 37,691,149.80 and 14,922,573.48
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Solution
The fourth proportional to 27,312,746.52, 37,691,149.80 and 14,922,573.48 is: 20,592,910.79
Step by Step Solution
- Step 1: Write the proportion equation
27,312,746.52 : 37,691,149.80 = 14,922,573.48 : x - Step 2: Convert to fraction form
27,312,746.52/37,691,149.80 = 14,922,573.48/x - Step 3: Cross multiply
27,312,746.52x = 37,691,149.80 × 14,922,573.48 - Step 4: Simplify right side
27,312,746.52x = 562,448,952,436,187.25 - Step 5: Solve for x
x = 562,448,952,436,187.25/27,312,746.52 - Step 6: Final answer
x = 20,592,910.79
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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.