Finding the Fourth Proportional to 29,257,455.14, 40,375,940.49 and 16,698,257.87
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Solution
The fourth proportional to 29,257,455.14, 40,375,940.49 and 16,698,257.87 is: 23,043,968.20
Step by Step Solution
- Step 1: Write the proportion equation
29,257,455.14 : 40,375,940.49 = 16,698,257.87 : x - Step 2: Convert to fraction form
29,257,455.14/40,375,940.49 = 16,698,257.87/x - Step 3: Cross multiply
29,257,455.14x = 40,375,940.49 × 16,698,257.87 - Step 4: Simplify right side
29,257,455.14x = 674,207,865,843,914.50 - Step 5: Solve for x
x = 674,207,865,843,914.50/29,257,455.14 - Step 6: Final answer
x = 23,043,968.20
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.