Finding the Fourth Proportional to 19,277,493.14, 26,601,246.24 and 11,015,915.96
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Solution
The fourth proportional to 19,277,493.14, 26,601,246.24 and 11,015,915.96 is: 15,200,995.84
Step by Step Solution
- Step 1: Write the proportion equation
19,277,493.14 : 26,601,246.24 = 11,015,915.96 : x - Step 2: Convert to fraction form
19,277,493.14/26,601,246.24 = 11,015,915.96/x - Step 3: Cross multiply
19,277,493.14x = 26,601,246.24 × 11,015,915.96 - Step 4: Simplify right side
19,277,493.14x = 293,037,093,011,106 - Step 5: Solve for x
x = 293,037,093,011,106/19,277,493.14 - Step 6: Final answer
x = 15,200,995.84
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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.