Finding the Fourth Proportional to 48,042,042.28, 66,302,760.10 and 27,418,573.96
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Solution
The fourth proportional to 48,042,042.28, 66,302,760.10 and 27,418,573.96 is: 37,840,338.28
Step by Step Solution
- Step 1: Write the proportion equation
48,042,042.28 : 66,302,760.10 = 27,418,573.96 : x - Step 2: Convert to fraction form
48,042,042.28/66,302,760.10 = 27,418,573.96/x - Step 3: Cross multiply
48,042,042.28x = 66,302,760.10 × 27,418,573.96 - Step 4: Simplify right side
48,042,042.28x = 1,817,927,131,553,987 - Step 5: Solve for x
x = 1,817,927,131,553,987/48,042,042.28 - Step 6: Final answer
x = 37,840,338.28
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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.