Finding the Fourth Proportional to 17,715,419.91, 26,573,130.19 and 4,252,247.91
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Solution
The fourth proportional to 17,715,419.91, 26,573,130.19 and 4,252,247.91 is: 6,378,371.94
Step by Step Solution
- Step 1: Write the proportion equation
17,715,419.91 : 26,573,130.19 = 4,252,247.91 : x - Step 2: Convert to fraction form
17,715,419.91/26,573,130.19 = 4,252,247.91/x - Step 3: Cross multiply
17,715,419.91x = 26,573,130.19 × 4,252,247.91 - Step 4: Simplify right side
17,715,419.91x = 112,995,537,317,900.72 - Step 5: Solve for x
x = 112,995,537,317,900.72/17,715,419.91 - Step 6: Final answer
x = 6,378,371.94
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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.