Finding the Fourth Proportional to 49,612,695.32, 74,414,193.64 and 15,069,396.99
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Solution
The fourth proportional to 49,612,695.32, 74,414,193.64 and 15,069,396.99 is: 22,602,622.54
Step by Step Solution
- Step 1: Write the proportion equation
49,612,695.32 : 74,414,193.64 = 15,069,396.99 : x - Step 2: Convert to fraction form
49,612,695.32/74,414,193.64 = 15,069,396.99/x - Step 3: Cross multiply
49,612,695.32x = 74,414,193.64 × 15,069,396.99 - Step 4: Simplify right side
49,612,695.32x = 1,121,377,025,453,490.50 - Step 5: Solve for x
x = 1,121,377,025,453,490.50/49,612,695.32 - Step 6: Final answer
x = 22,602,622.54
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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.