Finding the Fourth Proportional to 10,516,940.49, 15,777,153.87 and 3,691,742.79
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Solution
The fourth proportional to 10,516,940.49, 15,777,153.87 and 3,691,742.79 is: 5,538,226.07
Step by Step Solution
- Step 1: Write the proportion equation
10,516,940.49 : 15,777,153.87 = 3,691,742.79 : x - Step 2: Convert to fraction form
10,516,940.49/15,777,153.87 = 3,691,742.79/x - Step 3: Cross multiply
10,516,940.49x = 15,777,153.87 × 3,691,742.79 - Step 4: Simplify right side
10,516,940.49x = 58,245,194,046,293.09 - Step 5: Solve for x
x = 58,245,194,046,293.09/10,516,940.49 - Step 6: Final answer
x = 5,538,226.07
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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.