Finding the Fourth Proportional to 7,573,871.26, 11,366,449.35 and 5,557,326.04
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Solution
The fourth proportional to 7,573,871.26, 11,366,449.35 and 5,557,326.04 is: 8,340,129.21
Step by Step Solution
- Step 1: Write the proportion equation
7,573,871.26 : 11,366,449.35 = 5,557,326.04 : x - Step 2: Convert to fraction form
7,573,871.26/11,366,449.35 = 5,557,326.04/x - Step 3: Cross multiply
7,573,871.26x = 11,366,449.35 × 5,557,326.04 - Step 4: Simplify right side
7,573,871.26x = 63,167,064,955,096.07 - Step 5: Solve for x
x = 63,167,064,955,096.07/7,573,871.26 - Step 6: Final answer
x = 8,340,129.21
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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.