Finding the Fourth Proportional to 5,096,521.76, 7,033,201.08 and 2,804,682.47
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Solution
The fourth proportional to 5,096,521.76, 7,033,201.08 and 2,804,682.47 is: 3,870,462.39
Step by Step Solution
- Step 1: Write the proportion equation
5,096,521.76 : 7,033,201.08 = 2,804,682.47 : x - Step 2: Convert to fraction form
5,096,521.76/7,033,201.08 = 2,804,682.47/x - Step 3: Cross multiply
5,096,521.76x = 7,033,201.08 × 2,804,682.47 - Step 4: Simplify right side
5,096,521.76x = 19,725,895,777,061.07 - Step 5: Solve for x
x = 19,725,895,777,061.07/5,096,521.76 - Step 6: Final answer
x = 3,870,462.39
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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.