Finding the Fourth Proportional to 21,592,122.56, 29,797,126.96 and 11,802,606.08
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Solution
The fourth proportional to 21,592,122.56, 29,797,126.96 and 11,802,606.08 is: 16,287,595.20
Step by Step Solution
- Step 1: Write the proportion equation
21,592,122.56 : 29,797,126.96 = 11,802,606.08 : x - Step 2: Convert to fraction form
21,592,122.56/29,797,126.96 = 11,802,606.08/x - Step 3: Cross multiply
21,592,122.56x = 29,797,126.96 × 11,802,606.08 - Step 4: Simplify right side
21,592,122.56x = 351,683,751,824,627.94 - Step 5: Solve for x
x = 351,683,751,824,627.94/21,592,122.56 - Step 6: Final answer
x = 16,287,595.20
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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.