Finding the Fourth Proportional to 12,124,157.16, 18,189,249.08 and 3,604,479.96
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Solution
The fourth proportional to 12,124,157.16, 18,189,249.08 and 3,604,479.96 is: 5,407,615.80
Step by Step Solution
- Step 1: Write the proportion equation
12,124,157.16 : 18,189,249.08 = 3,604,479.96 : x - Step 2: Convert to fraction form
12,124,157.16/18,189,249.08 = 3,604,479.96/x - Step 3: Cross multiply
12,124,157.16x = 18,189,249.08 × 3,604,479.96 - Step 4: Simplify right side
12,124,157.16x = 65,562,783,796,308.43 - Step 5: Solve for x
x = 65,562,783,796,308.43/12,124,157.16 - Step 6: Final answer
x = 5,407,615.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.