Finding the Fourth Proportional to 7,567,053.23, 10,442,754.07 and 4,129,515.70
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Solution
The fourth proportional to 7,567,053.23, 10,442,754.07 and 4,129,515.70 is: 5,698,852.05
Step by Step Solution
- Step 1: Write the proportion equation
7,567,053.23 : 10,442,754.07 = 4,129,515.70 : x - Step 2: Convert to fraction form
7,567,053.23/10,442,754.07 = 4,129,515.70/x - Step 3: Cross multiply
7,567,053.23x = 10,442,754.07 × 4,129,515.70 - Step 4: Simplify right side
7,567,053.23x = 43,123,516,846,873.23 - Step 5: Solve for x
x = 43,123,516,846,873.23/7,567,053.23 - Step 6: Final answer
x = 5,698,852.05
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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.