Finding the Fourth Proportional to 14,185,975.50, 19,576,668.06 and 8,074,404
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Solution
The fourth proportional to 14,185,975.50, 19,576,668.06 and 8,074,404 is: 11,142,689.97
Step by Step Solution
- Step 1: Write the proportion equation
14,185,975.50 : 19,576,668.06 = 8,074,404 : x - Step 2: Convert to fraction form
14,185,975.50/19,576,668.06 = 8,074,404/x - Step 3: Cross multiply
14,185,975.50x = 19,576,668.06 × 8,074,404 - Step 4: Simplify right side
14,185,975.50x = 158,069,926,890,336.22 - Step 5: Solve for x
x = 158,069,926,890,336.22/14,185,975.50 - Step 6: Final answer
x = 11,142,689.97
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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.