Finding the Fourth Proportional to 10,028,371.73, 15,042,270.51 and 2,839,888.62
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Solution
The fourth proportional to 10,028,371.73, 15,042,270.51 and 2,839,888.62 is: 4,259,751.63
Step by Step Solution
- Step 1: Write the proportion equation
10,028,371.73 : 15,042,270.51 = 2,839,888.62 : x - Step 2: Convert to fraction form
10,028,371.73/15,042,270.51 = 2,839,888.62/x - Step 3: Cross multiply
10,028,371.73x = 15,042,270.51 × 2,839,888.62 - Step 4: Simplify right side
10,028,371.73x = 42,718,372,840,310.59 - Step 5: Solve for x
x = 42,718,372,840,310.59/10,028,371.73 - Step 6: Final answer
x = 4,259,751.63
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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.