Finding the Fourth Proportional to 34,775,986.20, 52,163,979.30 and 29,149,272.60
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Solution
The fourth proportional to 34,775,986.20, 52,163,979.30 and 29,149,272.60 is: 43,723,908.90
Step by Step Solution
- Step 1: Write the proportion equation
34,775,986.20 : 52,163,979.30 = 29,149,272.60 : x - Step 2: Convert to fraction form
34,775,986.20/52,163,979.30 = 29,149,272.60/x - Step 3: Cross multiply
34,775,986.20x = 52,163,979.30 × 29,149,272.60 - Step 4: Simplify right side
34,775,986.20x = 1,520,542,052,516,457.25 - Step 5: Solve for x
x = 1,520,542,052,516,457.25/34,775,986.20 - Step 6: Final answer
x = 43,723,908.90
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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.