Finding the Fourth Proportional to 5,513,288.09, 7,608,427.34 and 3,032,606.79
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Solution
The fourth proportional to 5,513,288.09, 7,608,427.34 and 3,032,606.79 is: 4,185,046.75
Step by Step Solution
- Step 1: Write the proportion equation
5,513,288.09 : 7,608,427.34 = 3,032,606.79 : x - Step 2: Convert to fraction form
5,513,288.09/7,608,427.34 = 3,032,606.79/x - Step 3: Cross multiply
5,513,288.09x = 7,608,427.34 × 3,032,606.79 - Step 4: Simplify right side
5,513,288.09x = 23,073,368,397,342.61 - Step 5: Solve for x
x = 23,073,368,397,342.61/5,513,288.09 - Step 6: Final answer
x = 4,185,046.75
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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.