Finding the Fourth Proportional to 8,876,739.68, 13,303,338.84 and 4,558,615.64
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Solution
The fourth proportional to 8,876,739.68, 13,303,338.84 and 4,558,615.64 is: 6,831,878.67
Step by Step Solution
- Step 1: Write the proportion equation
8,876,739.68 : 13,303,338.84 = 4,558,615.64 : x - Step 2: Convert to fraction form
8,876,739.68/13,303,338.84 = 4,558,615.64/x - Step 3: Cross multiply
8,876,739.68x = 13,303,338.84 × 4,558,615.64 - Step 4: Simplify right side
8,876,739.68x = 60,644,808,500,243.45 - Step 5: Solve for x
x = 60,644,808,500,243.45/8,876,739.68 - Step 6: Final answer
x = 6,831,878.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.