Finding the Fourth Proportional to 5,399,548.13, 7,451,447.08 and 2,952,161.99
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Solution
The fourth proportional to 5,399,548.13, 7,451,447.08 and 2,952,161.99 is: 4,074,022.18
Step by Step Solution
- Step 1: Write the proportion equation
5,399,548.13 : 7,451,447.08 = 2,952,161.99 : x - Step 2: Convert to fraction form
5,399,548.13/7,451,447.08 = 2,952,161.99/x - Step 3: Cross multiply
5,399,548.13x = 7,451,447.08 × 2,952,161.99 - Step 4: Simplify right side
5,399,548.13x = 21,997,878,802,815.25 - Step 5: Solve for x
x = 21,997,878,802,815.25/5,399,548.13 - Step 6: Final answer
x = 4,074,022.18
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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.