Finding the Fourth Proportional to 6,777,442.25, 9,352,607.99 and 3,679,894.71
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Solution
The fourth proportional to 6,777,442.25, 9,352,607.99 and 3,679,894.71 is: 5,078,112.27
Step by Step Solution
- Step 1: Write the proportion equation
6,777,442.25 : 9,352,607.99 = 3,679,894.71 : x - Step 2: Convert to fraction form
6,777,442.25/9,352,607.99 = 3,679,894.71/x - Step 3: Cross multiply
6,777,442.25x = 9,352,607.99 × 3,679,894.71 - Step 4: Simplify right side
6,777,442.25x = 34,416,612,683,777.54 - Step 5: Solve for x
x = 34,416,612,683,777.54/6,777,442.25 - Step 6: Final answer
x = 5,078,112.27
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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.