Finding the Fourth Proportional to 29,930,878.23, 41,304,672.18 and 16,179,842.31
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Solution
The fourth proportional to 29,930,878.23, 41,304,672.18 and 16,179,842.31 is: 22,328,214.94
Step by Step Solution
- Step 1: Write the proportion equation
29,930,878.23 : 41,304,672.18 = 16,179,842.31 : x - Step 2: Convert to fraction form
29,930,878.23/41,304,672.18 = 16,179,842.31/x - Step 3: Cross multiply
29,930,878.23x = 41,304,672.18 × 16,179,842.31 - Step 4: Simplify right side
29,930,878.23x = 668,303,082,538,644 - Step 5: Solve for x
x = 668,303,082,538,644/29,930,878.23 - Step 6: Final answer
x = 22,328,214.94
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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.