Finding the Fourth Proportional to 49,207,639.65, 73,811,459.48 and 16,848,787.65
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Solution
The fourth proportional to 49,207,639.65, 73,811,459.48 and 16,848,787.65 is: 25,273,181.48
Step by Step Solution
- Step 1: Write the proportion equation
49,207,639.65 : 73,811,459.48 = 16,848,787.65 : x - Step 2: Convert to fraction form
49,207,639.65/73,811,459.48 = 16,848,787.65/x - Step 3: Cross multiply
49,207,639.65x = 73,811,459.48 × 16,848,787.65 - Step 4: Simplify right side
49,207,639.65x = 1,243,633,606,830,855.25 - Step 5: Solve for x
x = 1,243,633,606,830,855.25/49,207,639.65 - Step 6: Final answer
x = 25,273,181.48
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1.5x scale
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.