Finding the Fourth Proportional to 16,967,872, 23,415,466.50 and 9,232,781.08
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Solution
The fourth proportional to 16,967,872, 23,415,466.50 and 9,232,781.08 is: 12,741,130.77
Step by Step Solution
- Step 1: Write the proportion equation
16,967,872 : 23,415,466.50 = 9,232,781.08 : x - Step 2: Convert to fraction form
16,967,872/23,415,466.50 = 9,232,781.08/x - Step 3: Cross multiply
16,967,872x = 23,415,466.50 × 9,232,781.08 - Step 4: Simplify right side
16,967,872x = 216,189,876,080,573.81 - Step 5: Solve for x
x = 216,189,876,080,573.81/16,967,872 - Step 6: Final answer
x = 12,741,130.77
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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.