Finding the Fourth Proportional to 29,317,858.74, 40,458,629.44 and 16,087,122.55
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Solution
The fourth proportional to 29,317,858.74, 40,458,629.44 and 16,087,122.55 is: 22,200,220.54
Step by Step Solution
- Step 1: Write the proportion equation
29,317,858.74 : 40,458,629.44 = 16,087,122.55 : x - Step 2: Convert to fraction form
29,317,858.74/40,458,629.44 = 16,087,122.55/x - Step 3: Cross multiply
29,317,858.74x = 40,458,629.44 × 16,087,122.55 - Step 4: Simplify right side
29,317,858.74x = 650,862,929,925,882.38 - Step 5: Solve for x
x = 650,862,929,925,882.38/29,317,858.74 - Step 6: Final answer
x = 22,200,220.54
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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.