Finding the Fourth Proportional to 20,117,157.26, 27,762,271.79 and 14,247,293.00
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Solution
The fourth proportional to 20,117,157.26, 27,762,271.79 and 14,247,293.00 is: 19,661,685.56
Step by Step Solution
- Step 1: Write the proportion equation
20,117,157.26 : 27,762,271.79 = 14,247,293.00 : x - Step 2: Convert to fraction form
20,117,157.26/27,762,271.79 = 14,247,293.00/x - Step 3: Cross multiply
20,117,157.26x = 27,762,271.79 × 14,247,293.00 - Step 4: Simplify right side
20,117,157.26x = 395,537,220,535,933.69 - Step 5: Solve for x
x = 395,537,220,535,933.69/20,117,157.26 - Step 6: Final answer
x = 19,661,685.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.