Finding the Fourth Proportional to 8,308,463.99, 12,452,212.64 and 4,210,814.66
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Solution
The fourth proportional to 8,308,463.99, 12,452,212.64 and 4,210,814.66 is: 6,310,908.92
Step by Step Solution
- Step 1: Write the proportion equation
8,308,463.99 : 12,452,212.64 = 4,210,814.66 : x - Step 2: Convert to fraction form
8,308,463.99/12,452,212.64 = 4,210,814.66/x - Step 3: Cross multiply
8,308,463.99x = 12,452,212.64 × 4,210,814.66 - Step 4: Simplify right side
8,308,463.99x = 52,433,959,450,634.17 - Step 5: Solve for x
x = 52,433,959,450,634.17/8,308,463.99 - Step 6: Final answer
x = 6,310,908.92
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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.