Finding the Fourth Proportional to 6,102,293.16, 8,422,325.60 and 4,037,349.64
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Solution
The fourth proportional to 6,102,293.16, 8,422,325.60 and 4,037,349.64 is: 5,572,310.66
Step by Step Solution
- Step 1: Write the proportion equation
6,102,293.16 : 8,422,325.60 = 4,037,349.64 : x - Step 2: Convert to fraction form
6,102,293.16/8,422,325.60 = 4,037,349.64/x - Step 3: Cross multiply
6,102,293.16x = 8,422,325.60 × 4,037,349.64 - Step 4: Simplify right side
6,102,293.16x = 34,003,873,229,122.79 - Step 5: Solve for x
x = 34,003,873,229,122.79/6,102,293.16 - Step 6: Final answer
x = 5,572,310.66
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1.5x scale
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.