Finding the Fourth Proportional to 29,114,340.08, 40,170,566.28 and 19,190,122.88
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Solution
The fourth proportional to 29,114,340.08, 40,170,566.28 and 19,190,122.88 is: 26,477,608.66
Step by Step Solution
- Step 1: Write the proportion equation
29,114,340.08 : 40,170,566.28 = 19,190,122.88 : x - Step 2: Convert to fraction form
29,114,340.08/40,170,566.28 = 19,190,122.88/x - Step 3: Cross multiply
29,114,340.08x = 40,170,566.28 × 19,190,122.88 - Step 4: Simplify right side
29,114,340.08x = 770,878,103,072,384.50 - Step 5: Solve for x
x = 770,878,103,072,384.50/29,114,340.08 - Step 6: Final answer
x = 26,477,608.66
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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.