Finding the Fourth Proportional to 35,647,603.68, 53,471,370.32 and 12,635,396.32
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Solution
The fourth proportional to 35,647,603.68, 53,471,370.32 and 12,635,396.32 is: 18,953,082.00
Step by Step Solution
- Step 1: Write the proportion equation
35,647,603.68 : 53,471,370.32 = 12,635,396.32 : x - Step 2: Convert to fraction form
35,647,603.68/53,471,370.32 = 12,635,396.32/x - Step 3: Cross multiply
35,647,603.68x = 53,471,370.32 × 12,635,396.32 - Step 4: Simplify right side
35,647,603.68x = 675,631,955,766,685.25 - Step 5: Solve for x
x = 675,631,955,766,685.25/35,647,603.68 - Step 6: Final answer
x = 18,953,082.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.