Finding the Fourth Proportional to 26,555,684.92, 36,647,971.86 and 14,794,942.84
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Solution
The fourth proportional to 26,555,684.92, 36,647,971.86 and 14,794,942.84 is: 20,417,648.82
Step by Step Solution
- Step 1: Write the proportion equation
26,555,684.92 : 36,647,971.86 = 14,794,942.84 : x - Step 2: Convert to fraction form
26,555,684.92/36,647,971.86 = 14,794,942.84/x - Step 3: Cross multiply
26,555,684.92x = 36,647,971.86 × 14,794,942.84 - Step 4: Simplify right side
26,555,684.92x = 542,204,648,870,628.44 - Step 5: Solve for x
x = 542,204,648,870,628.44/26,555,684.92 - Step 6: Final answer
x = 20,417,648.82
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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.