Finding the Fourth Proportional to 6,165,077.82, 8,502,187.74 and 5,293,639.14
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Solution
The fourth proportional to 6,165,077.82, 8,502,187.74 and 5,293,639.14 is: 7,300,396.70
Step by Step Solution
- Step 1: Write the proportion equation
6,165,077.82 : 8,502,187.74 = 5,293,639.14 : x - Step 2: Convert to fraction form
6,165,077.82/8,502,187.74 = 5,293,639.14/x - Step 3: Cross multiply
6,165,077.82x = 8,502,187.74 × 5,293,639.14 - Step 4: Simplify right side
6,165,077.82x = 45,007,513,796,092.14 - Step 5: Solve for x
x = 45,007,513,796,092.14/6,165,077.82 - Step 6: Final answer
x = 7,300,396.70
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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.