Finding the Fourth Proportional to 66,901,100.79, 100,232,864.07 and 27,953,814.49
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Solution
The fourth proportional to 66,901,100.79, 100,232,864.07 and 27,953,814.49 is: 41,881,087.98
Step by Step Solution
- Step 1: Write the proportion equation
66,901,100.79 : 100,232,864.07 = 27,953,814.49 : x - Step 2: Convert to fraction form
66,901,100.79/100,232,864.07 = 27,953,814.49/x - Step 3: Cross multiply
66,901,100.79x = 100,232,864.07 × 27,953,814.49 - Step 4: Simplify right side
66,901,100.79x = 2,801,890,888,014,166 - Step 5: Solve for x
x = 2,801,890,888,014,166/66,901,100.79 - Step 6: Final answer
x = 41,881,087.98
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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.