Finding the Fourth Proportional to 84,106,342.96, 126,158,673.38 and 26,598,623.92
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Solution
The fourth proportional to 84,106,342.96, 126,158,673.38 and 26,598,623.92 is: 39,897,669.89
Step by Step Solution
- Step 1: Write the proportion equation
84,106,342.96 : 126,158,673.38 = 26,598,623.92 : x - Step 2: Convert to fraction form
84,106,342.96/126,158,673.38 = 26,598,623.92/x - Step 3: Cross multiply
84,106,342.96x = 126,158,673.38 × 26,598,623.92 - Step 4: Simplify right side
84,106,342.96x = 3,355,647,107,480,735.50 - Step 5: Solve for x
x = 3,355,647,107,480,735.50/84,106,342.96 - Step 6: Final answer
x = 39,897,669.89
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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.