Finding the Fourth Proportional to 48,705,917.74, 67,211,777.97 and 26,679,514.87
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Solution
The fourth proportional to 48,705,917.74, 67,211,777.97 and 26,679,514.87 is: 36,816,422.17
Step by Step Solution
- Step 1: Write the proportion equation
48,705,917.74 : 67,211,777.97 = 26,679,514.87 : x - Step 2: Convert to fraction form
48,705,917.74/67,211,777.97 = 26,679,514.87/x - Step 3: Cross multiply
48,705,917.74x = 67,211,777.97 × 26,679,514.87 - Step 4: Simplify right side
48,705,917.74x = 1,793,177,629,789,753.50 - Step 5: Solve for x
x = 1,793,177,629,789,753.50/48,705,917.74 - Step 6: Final answer
x = 36,816,422.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.