Finding the Fourth Proportional to 9,702,442.40, 14,553,663.60 and 3,311,736.80
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Solution
The fourth proportional to 9,702,442.40, 14,553,663.60 and 3,311,736.80 is: 4,967,605.20
Step by Step Solution
- Step 1: Write the proportion equation
9,702,442.40 : 14,553,663.60 = 3,311,736.80 : x - Step 2: Convert to fraction form
9,702,442.40/14,553,663.60 = 3,311,736.80/x - Step 3: Cross multiply
9,702,442.40x = 14,553,663.60 × 3,311,736.80 - Step 4: Simplify right side
9,702,442.40x = 48,197,903,318,940.48 - Step 5: Solve for x
x = 48,197,903,318,940.48/9,702,442.40 - Step 6: Final answer
x = 4,967,605.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.