Finding the Fourth Proportional to 11,168,880.81, 16,751,326.92 and 2,971,570.14
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Solution
The fourth proportional to 11,168,880.81, 16,751,326.92 and 2,971,570.14 is: 4,456,824.61
Step by Step Solution
- Step 1: Write the proportion equation
11,168,880.81 : 16,751,326.92 = 2,971,570.14 : x - Step 2: Convert to fraction form
11,168,880.81/16,751,326.92 = 2,971,570.14/x - Step 3: Cross multiply
11,168,880.81x = 16,751,326.92 × 2,971,570.14 - Step 4: Simplify right side
11,168,880.81x = 49,777,742,880,850.17 - Step 5: Solve for x
x = 49,777,742,880,850.17/11,168,880.81 - Step 6: Final answer
x = 4,456,824.61
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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.