Finding the Fourth Proportional to 5,809,802.32, 8,019,215.32 and 3,876,058.12
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Solution
The fourth proportional to 5,809,802.32, 8,019,215.32 and 3,876,058.12 is: 5,350,086.45
Step by Step Solution
- Step 1: Write the proportion equation
5,809,802.32 : 8,019,215.32 = 3,876,058.12 : x - Step 2: Convert to fraction form
5,809,802.32/8,019,215.32 = 3,876,058.12/x - Step 3: Cross multiply
5,809,802.32x = 8,019,215.32 × 3,876,058.12 - Step 4: Simplify right side
5,809,802.32x = 31,082,944,657,114.40 - Step 5: Solve for x
x = 31,082,944,657,114.40/5,809,802.32 - Step 6: Final answer
x = 5,350,086.45
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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.