Finding the Fourth Proportional to 66,093,221.17, 91,204,646.88 and 36,723,549.49
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Solution
The fourth proportional to 66,093,221.17, 91,204,646.88 and 36,723,549.49 is: 50,676,276.69
Step by Step Solution
- Step 1: Write the proportion equation
66,093,221.17 : 91,204,646.88 = 36,723,549.49 : x - Step 2: Convert to fraction form
66,093,221.17/91,204,646.88 = 36,723,549.49/x - Step 3: Cross multiply
66,093,221.17x = 91,204,646.88 × 36,723,549.49 - Step 4: Simplify right side
66,093,221.17x = 3,349,358,362,959,630.50 - Step 5: Solve for x
x = 3,349,358,362,959,630.50/66,093,221.17 - Step 6: Final answer
x = 50,676,276.69
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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.