Finding the Fourth Proportional to 36,301,507.20, 54,385,905.60 and 29,533,276.80
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Solution
The fourth proportional to 36,301,507.20, 54,385,905.60 and 29,533,276.80 is: 44,245,931.59
Step by Step Solution
- Step 1: Write the proportion equation
36,301,507.20 : 54,385,905.60 = 29,533,276.80 : x - Step 2: Convert to fraction form
36,301,507.20/54,385,905.60 = 29,533,276.80/x - Step 3: Cross multiply
36,301,507.20x = 54,385,905.60 × 29,533,276.80 - Step 4: Simplify right side
36,301,507.20x = 1,606,194,004,103,470.25 - Step 5: Solve for x
x = 1,606,194,004,103,470.25/36,301,507.20 - Step 6: Final answer
x = 44,245,931.59
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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.