Finding the Fourth Proportional to 5,066,434.74, 6,991,702.29 and 2,774,611.38
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Solution
The fourth proportional to 5,066,434.74, 6,991,702.29 and 2,774,611.38 is: 3,828,975.94
Step by Step Solution
- Step 1: Write the proportion equation
5,066,434.74 : 6,991,702.29 = 2,774,611.38 : x - Step 2: Convert to fraction form
5,066,434.74/6,991,702.29 = 2,774,611.38/x - Step 3: Cross multiply
5,066,434.74x = 6,991,702.29 × 2,774,611.38 - Step 4: Simplify right side
5,066,434.74x = 19,399,256,739,406.06 - Step 5: Solve for x
x = 19,399,256,739,406.06/5,066,434.74 - Step 6: Final answer
x = 3,828,975.94
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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.