Finding the Fourth Proportional to 26,841,651.30, 40,251,979.35 and 9,793,548.90
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Solution
The fourth proportional to 26,841,651.30, 40,251,979.35 and 9,793,548.90 is: 14,686,493.15
Step by Step Solution
- Step 1: Write the proportion equation
26,841,651.30 : 40,251,979.35 = 9,793,548.90 : x - Step 2: Convert to fraction form
26,841,651.30/40,251,979.35 = 9,793,548.90/x - Step 3: Cross multiply
26,841,651.30x = 40,251,979.35 × 9,793,548.90 - Step 4: Simplify right side
26,841,651.30x = 394,209,728,086,015.25 - Step 5: Solve for x
x = 394,209,728,086,015.25/26,841,651.30 - Step 6: Final answer
x = 14,686,493.15
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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.