Finding the Fourth Proportional to 26,850,665.70, 40,251,815.18 and 9,799,375.14
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Solution
The fourth proportional to 26,850,665.70, 40,251,815.18 and 9,799,375.14 is: 14,690,236.79
Step by Step Solution
- Step 1: Write the proportion equation
26,850,665.70 : 40,251,815.18 = 9,799,375.14 : x - Step 2: Convert to fraction form
26,850,665.70/40,251,815.18 = 9,799,375.14/x - Step 3: Cross multiply
26,850,665.70x = 40,251,815.18 × 9,799,375.14 - Step 4: Simplify right side
26,850,665.70x = 394,442,637,014,766.62 - Step 5: Solve for x
x = 394,442,637,014,766.62/26,850,665.70 - Step 6: Final answer
x = 14,690,236.79
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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.