Finding the Fourth Proportional to 31,136,418.26, 46,686,558.19 and 14,741,565.05
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Solution
The fourth proportional to 31,136,418.26, 46,686,558.19 and 14,741,565.05 is: 22,103,792.70
Step by Step Solution
- Step 1: Write the proportion equation
31,136,418.26 : 46,686,558.19 = 14,741,565.05 : x - Step 2: Convert to fraction form
31,136,418.26/46,686,558.19 = 14,741,565.05/x - Step 3: Cross multiply
31,136,418.26x = 46,686,558.19 × 14,741,565.05 - Step 4: Simplify right side
31,136,418.26x = 688,232,934,444,787.50 - Step 5: Solve for x
x = 688,232,934,444,787.50/31,136,418.26 - Step 6: Final answer
x = 22,103,792.70
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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.