Finding the Fourth Proportional to 54,330,495.53, 74,969,278.85 and 36,727,698.38
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Solution
The fourth proportional to 54,330,495.53, 74,969,278.85 and 36,727,698.38 is: 50,679,623.56
Step by Step Solution
- Step 1: Write the proportion equation
54,330,495.53 : 74,969,278.85 = 36,727,698.38 : x - Step 2: Convert to fraction form
54,330,495.53/74,969,278.85 = 36,727,698.38/x - Step 3: Cross multiply
54,330,495.53x = 74,969,278.85 × 36,727,698.38 - Step 4: Simplify right side
54,330,495.53x = 2,753,449,061,085,886.50 - Step 5: Solve for x
x = 2,753,449,061,085,886.50/54,330,495.53 - Step 6: Final answer
x = 50,679,623.56
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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.