Finding the Fourth Proportional to 54,026,687.72, 81,042,274.07 and 15,688,201.88
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Solution
The fourth proportional to 54,026,687.72, 81,042,274.07 and 15,688,201.88 is: 23,532,953.98
Step by Step Solution
- Step 1: Write the proportion equation
54,026,687.72 : 81,042,274.07 = 15,688,201.88 : x - Step 2: Convert to fraction form
54,026,687.72/81,042,274.07 = 15,688,201.88/x - Step 3: Cross multiply
54,026,687.72x = 81,042,274.07 × 15,688,201.88 - Step 4: Simplify right side
54,026,687.72x = 1,271,407,555,940,796.75 - Step 5: Solve for x
x = 1,271,407,555,940,796.75/54,026,687.72 - Step 6: Final answer
x = 23,532,953.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.