Finding the Fourth Proportional to 26,959,620.80, 40,439,431.20 and 24,272,235.20
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Solution
The fourth proportional to 26,959,620.80, 40,439,431.20 and 24,272,235.20 is: 36,408,352.80
Step by Step Solution
- Step 1: Write the proportion equation
26,959,620.80 : 40,439,431.20 = 24,272,235.20 : x - Step 2: Convert to fraction form
26,959,620.80/40,439,431.20 = 24,272,235.20/x - Step 3: Cross multiply
26,959,620.80x = 40,439,431.20 × 24,272,235.20 - Step 4: Simplify right side
26,959,620.80x = 981,555,385,440,618.25 - Step 5: Solve for x
x = 981,555,385,440,618.25/26,959,620.80 - Step 6: Final answer
x = 36,408,352.80
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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.