Finding the Fourth Proportional to 53,226,654.32, 73,453,739.60 and 31,216,028.84
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Solution
The fourth proportional to 53,226,654.32, 73,453,739.60 and 31,216,028.84 is: 43,078,680.84
Step by Step Solution
- Step 1: Write the proportion equation
53,226,654.32 : 73,453,739.60 = 31,216,028.84 : x - Step 2: Convert to fraction form
53,226,654.32/73,453,739.60 = 31,216,028.84/x - Step 3: Cross multiply
53,226,654.32x = 73,453,739.60 × 31,216,028.84 - Step 4: Simplify right side
53,226,654.32x = 2,292,934,053,759,450 - Step 5: Solve for x
x = 2,292,934,053,759,450/53,226,654.32 - Step 6: Final answer
x = 43,078,680.84
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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.