Finding the Fourth Proportional to 6,399,183.58, 8,830,873.65 and 3,458,991.04
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Solution
The fourth proportional to 6,399,183.58, 8,830,873.65 and 3,458,991.04 is: 4,773,407.80
Step by Step Solution
- Step 1: Write the proportion equation
6,399,183.58 : 8,830,873.65 = 3,458,991.04 : x - Step 2: Convert to fraction form
6,399,183.58/8,830,873.65 = 3,458,991.04/x - Step 3: Cross multiply
6,399,183.58x = 8,830,873.65 × 3,458,991.04 - Step 4: Simplify right side
6,399,183.58x = 30,545,912,851,832.97 - Step 5: Solve for x
x = 30,545,912,851,832.97/6,399,183.58 - Step 6: Final answer
x = 4,773,407.80
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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.