Finding the Fourth Proportional to 11,553,512.67, 15,944,345.61 and 6,396,874.11
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Solution
The fourth proportional to 11,553,512.67, 15,944,345.61 and 6,396,874.11 is: 8,827,962.07
Step by Step Solution
- Step 1: Write the proportion equation
11,553,512.67 : 15,944,345.61 = 6,396,874.11 : x - Step 2: Convert to fraction form
11,553,512.67/15,944,345.61 = 6,396,874.11/x - Step 3: Cross multiply
11,553,512.67x = 15,944,345.61 × 6,396,874.11 - Step 4: Simplify right side
11,553,512.67x = 101,993,971,633,501.16 - Step 5: Solve for x
x = 101,993,971,633,501.16/11,553,512.67 - Step 6: Final answer
x = 8,827,962.07
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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.