Finding the Fourth Proportional to 5,005,029.49, 6,906,672.36 and 2,829,442.93
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Solution
The fourth proportional to 5,005,029.49, 6,906,672.36 and 2,829,442.93 is: 3,904,479.55
Step by Step Solution
- Step 1: Write the proportion equation
5,005,029.49 : 6,906,672.36 = 2,829,442.93 : x - Step 2: Convert to fraction form
5,005,029.49/6,906,672.36 = 2,829,442.93/x - Step 3: Cross multiply
5,005,029.49x = 6,906,672.36 × 2,829,442.93 - Step 4: Simplify right side
5,005,029.49x = 19,542,035,261,561.74 - Step 5: Solve for x
x = 19,542,035,261,561.74/5,005,029.49 - Step 6: Final answer
x = 3,904,479.55
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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.