Finding the Fourth Proportional to 33,540,516.44, 46,285,468.90 and 18,655,739.76
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Solution
The fourth proportional to 33,540,516.44, 46,285,468.90 and 18,655,739.76 is: 25,744,674.03
Step by Step Solution
- Step 1: Write the proportion equation
33,540,516.44 : 46,285,468.90 = 18,655,739.76 : x - Step 2: Convert to fraction form
33,540,516.44/46,285,468.90 = 18,655,739.76/x - Step 3: Cross multiply
33,540,516.44x = 46,285,468.90 × 18,655,739.76 - Step 4: Simplify right side
33,540,516.44x = 863,489,662,467,973.50 - Step 5: Solve for x
x = 863,489,662,467,973.50/33,540,516.44 - Step 6: Final answer
x = 25,744,674.03
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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.