Finding the Fourth Proportional to 11,760,350.80, 16,228,154.64 and 6,602,530
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Solution
The fourth proportional to 11,760,350.80, 16,228,154.64 and 6,602,530 is: 9,110,857.29
Step by Step Solution
- Step 1: Write the proportion equation
11,760,350.80 : 16,228,154.64 = 6,602,530 : x - Step 2: Convert to fraction form
11,760,350.80/16,228,154.64 = 6,602,530/x - Step 3: Cross multiply
11,760,350.80x = 16,228,154.64 × 6,602,530 - Step 4: Simplify right side
11,760,350.80x = 107,146,877,855,239.20 - Step 5: Solve for x
x = 107,146,877,855,239.20/11,760,350.80 - Step 6: Final answer
x = 9,110,857.29
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1.5x scale
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.