Finding the Fourth Proportional to 47,425,620.01, 65,422,110.56 and 28,846,442.65
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Solution
The fourth proportional to 47,425,620.01, 65,422,110.56 and 28,846,442.65 is: 39,792,735.65
Step by Step Solution
- Step 1: Write the proportion equation
47,425,620.01 : 65,422,110.56 = 28,846,442.65 : x - Step 2: Convert to fraction form
47,425,620.01/65,422,110.56 = 28,846,442.65/x - Step 3: Cross multiply
47,425,620.01x = 65,422,110.56 × 28,846,442.65 - Step 4: Simplify right side
47,425,620.01x = 1,887,195,160,310,999.25 - Step 5: Solve for x
x = 1,887,195,160,310,999.25/47,425,620.01 - Step 6: Final answer
x = 39,792,735.65
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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.