Finding the Fourth Proportional to 8,873,561.49, 13,311,813.12 and 3,114,800.79
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Solution
The fourth proportional to 8,873,561.49, 13,311,813.12 and 3,114,800.79 is: 4,672,717.50
Step by Step Solution
- Step 1: Write the proportion equation
8,873,561.49 : 13,311,813.12 = 3,114,800.79 : x - Step 2: Convert to fraction form
8,873,561.49/13,311,813.12 = 3,114,800.79/x - Step 3: Cross multiply
8,873,561.49x = 13,311,813.12 × 3,114,800.79 - Step 4: Simplify right side
8,873,561.49x = 41,463,646,022,508.36 - Step 5: Solve for x
x = 41,463,646,022,508.36/8,873,561.49 - Step 6: Final answer
x = 4,672,717.50
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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.