Finding the Fourth Proportional to 14,344,891.39, 19,795,957.50 and 8,149,949.02
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Solution
The fourth proportional to 14,344,891.39, 19,795,957.50 and 8,149,949.02 is: 11,246,933.84
Step by Step Solution
- Step 1: Write the proportion equation
14,344,891.39 : 19,795,957.50 = 8,149,949.02 : x - Step 2: Convert to fraction form
14,344,891.39/19,795,957.50 = 8,149,949.02/x - Step 3: Cross multiply
14,344,891.39x = 19,795,957.50 × 8,149,949.02 - Step 4: Simplify right side
14,344,891.39x = 161,336,044,427,086.66 - Step 5: Solve for x
x = 161,336,044,427,086.66/14,344,891.39 - Step 6: Final answer
x = 11,246,933.84
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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.