Finding the Fourth Proportional to 47,561,463.36, 65,635,155.36 and 25,831,431.36
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Solution
The fourth proportional to 47,561,463.36, 65,635,155.36 and 25,831,431.36 is: 35,647,557.72
Step by Step Solution
- Step 1: Write the proportion equation
47,561,463.36 : 65,635,155.36 = 25,831,431.36 : x - Step 2: Convert to fraction form
47,561,463.36/65,635,155.36 = 25,831,431.36/x - Step 3: Cross multiply
47,561,463.36x = 65,635,155.36 × 25,831,431.36 - Step 4: Simplify right side
47,561,463.36x = 1,695,450,010,484,776 - Step 5: Solve for x
x = 1,695,450,010,484,776/47,561,463.36 - Step 6: Final answer
x = 35,647,557.72
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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.