Finding the Fourth Proportional to 13,537,872.48, 20,306,877.84 and 4,562,502.24
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Solution
The fourth proportional to 13,537,872.48, 20,306,877.84 and 4,562,502.24 is: 6,843,776.65
Step by Step Solution
- Step 1: Write the proportion equation
13,537,872.48 : 20,306,877.84 = 4,562,502.24 : x - Step 2: Convert to fraction form
13,537,872.48/20,306,877.84 = 4,562,502.24/x - Step 3: Cross multiply
13,537,872.48x = 20,306,877.84 × 4,562,502.24 - Step 4: Simplify right side
13,537,872.48x = 92,650,175,632,406.36 - Step 5: Solve for x
x = 92,650,175,632,406.36/13,537,872.48 - Step 6: Final answer
x = 6,843,776.65
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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.