Finding the Fourth Proportional to 27,312,889.68, 37,691,341.86 and 14,922,716.46
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Solution
The fourth proportional to 27,312,889.68, 37,691,341.86 and 14,922,716.46 is: 20,593,105.09
Step by Step Solution
- Step 1: Write the proportion equation
27,312,889.68 : 37,691,341.86 = 14,922,716.46 : x - Step 2: Convert to fraction form
27,312,889.68/37,691,341.86 = 14,922,716.46/x - Step 3: Cross multiply
27,312,889.68x = 37,691,341.86 × 14,922,716.46 - Step 4: Simplify right side
27,312,889.68x = 562,457,207,573,709.06 - Step 5: Solve for x
x = 562,457,207,573,709.06/27,312,889.68 - Step 6: Final answer
x = 20,593,105.09
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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.