Finding the Fourth Proportional to 23,728,878.66, 32,746,110.72 and 13,939,735.44
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Solution
The fourth proportional to 23,728,878.66, 32,746,110.72 and 13,939,735.44 is: 19,236,986.57
Step by Step Solution
- Step 1: Write the proportion equation
23,728,878.66 : 32,746,110.72 = 13,939,735.44 : x - Step 2: Convert to fraction form
23,728,878.66/32,746,110.72 = 13,939,735.44/x - Step 3: Cross multiply
23,728,878.66x = 32,746,110.72 × 13,939,735.44 - Step 4: Simplify right side
23,728,878.66x = 456,472,120,125,747.88 - Step 5: Solve for x
x = 456,472,120,125,747.88/23,728,878.66 - Step 6: Final answer
x = 19,236,986.57
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.