Finding the Fourth Proportional to 8,448,890.85, 12,673,871.19 and 3,263,973.12
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Solution
The fourth proportional to 8,448,890.85, 12,673,871.19 and 3,263,973.12 is: 4,896,166.33
Step by Step Solution
- Step 1: Write the proportion equation
8,448,890.85 : 12,673,871.19 = 3,263,973.12 : x - Step 2: Convert to fraction form
8,448,890.85/12,673,871.19 = 3,263,973.12/x - Step 3: Cross multiply
8,448,890.85x = 12,673,871.19 × 3,263,973.12 - Step 4: Simplify right side
8,448,890.85x = 41,367,174,890,502.41 - Step 5: Solve for x
x = 41,367,174,890,502.41/8,448,890.85 - Step 6: Final answer
x = 4,896,166.33
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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.