Finding the Fourth Proportional to 11,210,095.44, 15,469,979.04 and 6,315,376.14
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Solution
The fourth proportional to 11,210,095.44, 15,469,979.04 and 6,315,376.14 is: 8,715,245.74
Step by Step Solution
- Step 1: Write the proportion equation
11,210,095.44 : 15,469,979.04 = 6,315,376.14 : x - Step 2: Convert to fraction form
11,210,095.44/15,469,979.04 = 6,315,376.14/x - Step 3: Cross multiply
11,210,095.44x = 15,469,979.04 × 6,315,376.14 - Step 4: Simplify right side
11,210,095.44x = 97,698,736,515,516.09 - Step 5: Solve for x
x = 97,698,736,515,516.09/11,210,095.44 - Step 6: Final answer
x = 8,715,245.74
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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.