Finding the Fourth Proportional to 19,485,489.88, 29,234,725.96 and 6,532,922.24
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Solution
The fourth proportional to 19,485,489.88, 29,234,725.96 and 6,532,922.24 is: 9,801,559.65
Step by Step Solution
- Step 1: Write the proportion equation
19,485,489.88 : 29,234,725.96 = 6,532,922.24 : x - Step 2: Convert to fraction form
19,485,489.88/29,234,725.96 = 6,532,922.24/x - Step 3: Cross multiply
19,485,489.88x = 29,234,725.96 × 6,532,922.24 - Step 4: Simplify right side
19,485,489.88x = 190,988,191,404,389.38 - Step 5: Solve for x
x = 190,988,191,404,389.38/19,485,489.88 - Step 6: Final answer
x = 9,801,559.65
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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.