Finding the Fourth Proportional to 11,450,684.84, 17,175,633.60 and 2,931,095.12
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Solution
The fourth proportional to 11,450,684.84, 17,175,633.60 and 2,931,095.12 is: 4,396,541.91
Step by Step Solution
- Step 1: Write the proportion equation
11,450,684.84 : 17,175,633.60 = 2,931,095.12 : x - Step 2: Convert to fraction form
11,450,684.84/17,175,633.60 = 2,931,095.12/x - Step 3: Cross multiply
11,450,684.84x = 17,175,633.60 × 2,931,095.12 - Step 4: Simplify right side
11,450,684.84x = 50,343,415,827,868.04 - Step 5: Solve for x
x = 50,343,415,827,868.04/11,450,684.84 - Step 6: Final answer
x = 4,396,541.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.