Finding the Fourth Proportional to 13,182,942.09, 19,758,444.98 and 5,593,964.97
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Solution
The fourth proportional to 13,182,942.09, 19,758,444.98 and 5,593,964.97 is: 8,384,171.63
Step by Step Solution
- Step 1: Write the proportion equation
13,182,942.09 : 19,758,444.98 = 5,593,964.97 : x - Step 2: Convert to fraction form
13,182,942.09/19,758,444.98 = 5,593,964.97/x - Step 3: Cross multiply
13,182,942.09x = 19,758,444.98 × 5,593,964.97 - Step 4: Simplify right side
13,182,942.09x = 110,528,049,051,822.53 - Step 5: Solve for x
x = 110,528,049,051,822.53/13,182,942.09 - Step 6: Final answer
x = 8,384,171.63
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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.