Finding the Fourth Proportional to 9,882,164.05, 13,637,252.56 and 5,531,249.20
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Solution
The fourth proportional to 9,882,164.05, 13,637,252.56 and 5,531,249.20 is: 7,633,048.99
Step by Step Solution
- Step 1: Write the proportion equation
9,882,164.05 : 13,637,252.56 = 5,531,249.20 : x - Step 2: Convert to fraction form
9,882,164.05/13,637,252.56 = 5,531,249.20/x - Step 3: Cross multiply
9,882,164.05x = 13,637,252.56 × 5,531,249.20 - Step 4: Simplify right side
9,882,164.05x = 75,431,042,264,776.69 - Step 5: Solve for x
x = 75,431,042,264,776.69/9,882,164.05 - Step 6: Final answer
x = 7,633,048.99
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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.