Finding the Fourth Proportional to 8,407,539.36, 12,613,080.24 and 2,727,320.16
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Solution
The fourth proportional to 8,407,539.36, 12,613,080.24 and 2,727,320.16 is: 4,091,554.80
Step by Step Solution
- Step 1: Write the proportion equation
8,407,539.36 : 12,613,080.24 = 2,727,320.16 : x - Step 2: Convert to fraction form
8,407,539.36/12,613,080.24 = 2,727,320.16/x - Step 3: Cross multiply
8,407,539.36x = 12,613,080.24 × 2,727,320.16 - Step 4: Simplify right side
8,407,539.36x = 34,399,908,018,249.64 - Step 5: Solve for x
x = 34,399,908,018,249.64/8,407,539.36 - Step 6: Final answer
x = 4,091,554.80
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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.