Finding the Fourth Proportional to 6,869,633.82, 10,305,198.09 and 2,551,177.47
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Solution
The fourth proportional to 6,869,633.82, 10,305,198.09 and 2,551,177.47 is: 3,827,043.75
Step by Step Solution
- Step 1: Write the proportion equation
6,869,633.82 : 10,305,198.09 = 2,551,177.47 : x - Step 2: Convert to fraction form
6,869,633.82/10,305,198.09 = 2,551,177.47/x - Step 3: Cross multiply
6,869,633.82x = 10,305,198.09 × 2,551,177.47 - Step 4: Simplify right side
6,869,633.82x = 26,290,389,191,095.04 - Step 5: Solve for x
x = 26,290,389,191,095.04/6,869,633.82 - Step 6: Final answer
x = 3,827,043.75
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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.