Finding the Fourth Proportional to 5,051,510.06, 6,971,405.13 and 2,876,243.31
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Solution
The fourth proportional to 5,051,510.06, 6,971,405.13 and 2,876,243.31 is: 3,969,398.68
Step by Step Solution
- Step 1: Write the proportion equation
5,051,510.06 : 6,971,405.13 = 2,876,243.31 : x - Step 2: Convert to fraction form
5,051,510.06/6,971,405.13 = 2,876,243.31/x - Step 3: Cross multiply
5,051,510.06x = 6,971,405.13 × 2,876,243.31 - Step 4: Simplify right side
5,051,510.06x = 20,051,457,366,462.18 - Step 5: Solve for x
x = 20,051,457,366,462.18/5,051,510.06 - Step 6: Final answer
x = 3,969,398.68
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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.