Finding the Fourth Proportional to 9,619,677.99, 13,268,768.90 and 6,186,262.95
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Solution
The fourth proportional to 9,619,677.99, 13,268,768.90 and 6,186,262.95 is: 8,532,935.67
Step by Step Solution
- Step 1: Write the proportion equation
9,619,677.99 : 13,268,768.90 = 6,186,262.95 : x - Step 2: Convert to fraction form
9,619,677.99/13,268,768.90 = 6,186,262.95/x - Step 3: Cross multiply
9,619,677.99x = 13,268,768.90 × 6,186,262.95 - Step 4: Simplify right side
9,619,677.99x = 82,084,093,407,250.94 - Step 5: Solve for x
x = 82,084,093,407,250.94/9,619,677.99 - Step 6: Final answer
x = 8,532,935.67
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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.