Finding the Fourth Proportional to 14,389,163.60, 21,583,246.20 and 3,606,558.80
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Solution
The fourth proportional to 14,389,163.60, 21,583,246.20 and 3,606,558.80 is: 5,409,713.08
Step by Step Solution
- Step 1: Write the proportion equation
14,389,163.60 : 21,583,246.20 = 3,606,558.80 : x - Step 2: Convert to fraction form
14,389,163.60/21,583,246.20 = 3,606,558.80/x - Step 3: Cross multiply
14,389,163.60x = 21,583,246.20 × 3,606,558.80 - Step 4: Simplify right side
14,389,163.60x = 77,841,246,515,176.55 - Step 5: Solve for x
x = 77,841,246,515,176.55/14,389,163.60 - Step 6: Final answer
x = 5,409,713.08
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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.