Finding the Fourth Proportional to 84,493,263.51, 126,733,596.71 and 26,991,609.75
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Solution
The fourth proportional to 84,493,263.51, 126,733,596.71 and 26,991,609.75 is: 40,485,402.53
Step by Step Solution
- Step 1: Write the proportion equation
84,493,263.51 : 126,733,596.71 = 26,991,609.75 : x - Step 2: Convert to fraction form
84,493,263.51/126,733,596.71 = 26,991,609.75/x - Step 3: Cross multiply
84,493,263.51x = 126,733,596.71 × 26,991,609.75 - Step 4: Simplify right side
84,493,263.51x = 3,420,743,784,475,246 - Step 5: Solve for x
x = 3,420,743,784,475,246/84,493,263.51 - Step 6: Final answer
x = 40,485,402.53
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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.