Finding the Fourth Proportional to 10,790,888.73, 14,890,983.31 and 5,896,278.84
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Solution
The fourth proportional to 10,790,888.73, 14,890,983.31 and 5,896,278.84 is: 8,136,622.66
Step by Step Solution
- Step 1: Write the proportion equation
10,790,888.73 : 14,890,983.31 = 5,896,278.84 : x - Step 2: Convert to fraction form
10,790,888.73/14,890,983.31 = 5,896,278.84/x - Step 3: Cross multiply
10,790,888.73x = 14,890,983.31 × 5,896,278.84 - Step 4: Simplify right side
10,790,888.73x = 87,801,389,797,546.16 - Step 5: Solve for x
x = 87,801,389,797,546.16/10,790,888.73 - Step 6: Final answer
x = 8,136,622.66
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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.