Finding the Fourth Proportional to 7,616,187.19, 11,423,859.18 and 5,568,946.21
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Solution
The fourth proportional to 7,616,187.19, 11,423,859.18 and 5,568,946.21 is: 8,353,111.04
Step by Step Solution
- Step 1: Write the proportion equation
7,616,187.19 : 11,423,859.18 = 5,568,946.21 : x - Step 2: Convert to fraction form
7,616,187.19/11,423,859.18 = 5,568,946.21/x - Step 3: Cross multiply
7,616,187.19x = 11,423,859.18 × 5,568,946.21 - Step 4: Simplify right side
7,616,187.19x = 63,618,857,284,034.70 - Step 5: Solve for x
x = 63,618,857,284,034.70/7,616,187.19 - Step 6: Final answer
x = 8,353,111.04
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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.