Finding the Fourth Proportional to 61,095,960.22, 84,311,832.36 and 33,218,670.05
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Solution
The fourth proportional to 61,095,960.22, 84,311,832.36 and 33,218,670.05 is: 45,841,442.38
Step by Step Solution
- Step 1: Write the proportion equation
61,095,960.22 : 84,311,832.36 = 33,218,670.05 : x - Step 2: Convert to fraction form
61,095,960.22/84,311,832.36 = 33,218,670.05/x - Step 3: Cross multiply
61,095,960.22x = 84,311,832.36 × 33,218,670.05 - Step 4: Simplify right side
61,095,960.22x = 2,800,726,940,026,321 - Step 5: Solve for x
x = 2,800,726,940,026,321/61,095,960.22 - Step 6: Final answer
x = 45,841,442.38
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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.