Finding the Fourth Proportional to 36,418,849.96, 54,631,951.95 and 11,825,748.31
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Solution
The fourth proportional to 36,418,849.96, 54,631,951.95 and 11,825,748.31 is: 17,739,816.45
Step by Step Solution
- Step 1: Write the proportion equation
36,418,849.96 : 54,631,951.95 = 11,825,748.31 : x - Step 2: Convert to fraction form
36,418,849.96/54,631,951.95 = 11,825,748.31/x - Step 3: Cross multiply
36,418,849.96x = 54,631,951.95 × 11,825,748.31 - Step 4: Simplify right side
36,418,849.96x = 646,063,713,444,713.75 - Step 5: Solve for x
x = 646,063,713,444,713.75/36,418,849.96 - Step 6: Final answer
x = 17,739,816.45
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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.