Finding the Fourth Proportional to 27,088,099.28, 37,382,655.24 and 14,865,393.68
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Solution
The fourth proportional to 27,088,099.28, 37,382,655.24 and 14,865,393.68 is: 20,514,834.99
Step by Step Solution
- Step 1: Write the proportion equation
27,088,099.28 : 37,382,655.24 = 14,865,393.68 : x - Step 2: Convert to fraction form
27,088,099.28/37,382,655.24 = 14,865,393.68/x - Step 3: Cross multiply
27,088,099.28x = 37,382,655.24 × 14,865,393.68 - Step 4: Simplify right side
27,088,099.28x = 555,707,886,946,314.88 - Step 5: Solve for x
x = 555,707,886,946,314.88/27,088,099.28 - Step 6: Final answer
x = 20,514,834.99
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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.