Finding the Fourth Proportional to 6,335,574.40, 8,743,277.07 and 3,582,202.68
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Solution
The fourth proportional to 6,335,574.40, 8,743,277.07 and 3,582,202.68 is: 4,943,543.96
Step by Step Solution
- Step 1: Write the proportion equation
6,335,574.40 : 8,743,277.07 = 3,582,202.68 : x - Step 2: Convert to fraction form
6,335,574.40/8,743,277.07 = 3,582,202.68/x - Step 3: Cross multiply
6,335,574.40x = 8,743,277.07 × 3,582,202.68 - Step 4: Simplify right side
6,335,574.40x = 31,320,190,552,136.55 - Step 5: Solve for x
x = 31,320,190,552,136.55/6,335,574.40 - Step 6: Final answer
x = 4,943,543.96
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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.