Finding the Fourth Proportional to 26,107,651.99, 39,157,134.21 and 7,907,520.00
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Solution
The fourth proportional to 26,107,651.99, 39,157,134.21 and 7,907,520.00 is: 11,859,964.36
Step by Step Solution
- Step 1: Write the proportion equation
26,107,651.99 : 39,157,134.21 = 7,907,520.00 : x - Step 2: Convert to fraction form
26,107,651.99/39,157,134.21 = 7,907,520.00/x - Step 3: Cross multiply
26,107,651.99x = 39,157,134.21 × 7,907,520.00 - Step 4: Simplify right side
26,107,651.99x = 309,635,822,055,098.44 - Step 5: Solve for x
x = 309,635,822,055,098.44/26,107,651.99 - Step 6: Final answer
x = 11,859,964.36
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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.