Finding the Fourth Proportional to 29,180,647.73, 40,269,592.52 and 15,950,202.30
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Solution
The fourth proportional to 29,180,647.73, 40,269,592.52 and 15,950,202.30 is: 22,011,442.42
Step by Step Solution
- Step 1: Write the proportion equation
29,180,647.73 : 40,269,592.52 = 15,950,202.30 : x - Step 2: Convert to fraction form
29,180,647.73/40,269,592.52 = 15,950,202.30/x - Step 3: Cross multiply
29,180,647.73x = 40,269,592.52 × 15,950,202.30 - Step 4: Simplify right side
29,180,647.73x = 642,308,147,152,815.88 - Step 5: Solve for x
x = 642,308,147,152,815.88/29,180,647.73 - Step 6: Final answer
x = 22,011,442.42
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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.