Finding the Fourth Proportional to 25,176,239.12, 34,743,158.52 and 14,162,996.36
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Solution
The fourth proportional to 25,176,239.12, 34,743,158.52 and 14,162,996.36 is: 19,544,906.02
Step by Step Solution
- Step 1: Write the proportion equation
25,176,239.12 : 34,743,158.52 = 14,162,996.36 : x - Step 2: Convert to fraction form
25,176,239.12/34,743,158.52 = 14,162,996.36/x - Step 3: Cross multiply
25,176,239.12x = 34,743,158.52 × 14,162,996.36 - Step 4: Simplify right side
25,176,239.12x = 492,067,227,479,947.25 - Step 5: Solve for x
x = 492,067,227,479,947.25/25,176,239.12 - Step 6: Final answer
x = 19,544,906.02
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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.