Finding the Fourth Proportional to 53,969,248.20, 74,477,660.52 and 29,522,962.20
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Solution
The fourth proportional to 53,969,248.20, 74,477,660.52 and 29,522,962.20 is: 40,741,741.45
Step by Step Solution
- Step 1: Write the proportion equation
53,969,248.20 : 74,477,660.52 = 29,522,962.20 : x - Step 2: Convert to fraction form
53,969,248.20/74,477,660.52 = 29,522,962.20/x - Step 3: Cross multiply
53,969,248.20x = 74,477,660.52 × 29,522,962.20 - Step 4: Simplify right side
53,969,248.20x = 2,198,801,156,276,392.25 - Step 5: Solve for x
x = 2,198,801,156,276,392.25/53,969,248.20 - Step 6: Final answer
x = 40,741,741.45
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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.